diff --git a/Cargo.lock b/Cargo.lock
index f90ba64..a9bfa56 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -30,12 +30,12 @@ dependencies = [
 
 [[package]]
 name = "atty"
-version = "0.2.14"
+version = "0.2.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
+checksum = "9a7d5b8723950951411ee34d271d99dddcc2035a16ab25310ea2c8cfd4369652"
 dependencies = [
- "hermit-abi",
  "libc",
+ "termion",
  "winapi",
 ]
 
@@ -503,6 +503,12 @@ dependencies = [
  "wasm-bindgen",
 ]
 
+[[package]]
+name = "lazy_static"
+version = "0.2.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "76f033c7ad61445c5b347c7382dd1237847eb1bce590fe50365dcb33d546be73"
+
 [[package]]
 name = "lazy_static"
 version = "1.4.0"
@@ -590,7 +596,7 @@ version = "0.2.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b8d96b2e1c8da3957d58100b09f102c6d9cfdfced01b7ec5a8974044bb09dbd4"
 dependencies = [
- "lazy_static",
+ "lazy_static 1.4.0",
  "libc",
  "log",
  "openssl",
@@ -630,7 +636,7 @@ checksum = "5d51546d704f52ef14b3c962b5776e53d5b862e5790e40a350d366c209bd7f7a"
 dependencies = [
  "autocfg 0.1.7",
  "byteorder",
- "lazy_static",
+ "lazy_static 1.4.0",
  "libm",
  "num-integer",
  "num-iter",
@@ -681,6 +687,12 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "numtoa"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b8f8bdf33df195859076e54ab11ee78a1b208382d3a26ec40d142ffc1ecc49ef"
+
 [[package]]
 name = "once_cell"
 version = "1.7.2"
@@ -911,6 +923,15 @@ dependencies = [
  "bitflags",
 ]
 
+[[package]]
+name = "redox_termios"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8440d8acb4fd3d277125b4bd01a6f38aee8d814b3b5fc09b3f2b825d37d3fe8f"
+dependencies = [
+ "redox_syscall",
+]
+
 [[package]]
 name = "regex"
 version = "1.4.5"
@@ -955,7 +976,7 @@ dependencies = [
  "hyper-tls",
  "ipnet",
  "js-sys",
- "lazy_static",
+ "lazy_static 1.4.0",
  "log",
  "mime",
  "native-tls",
@@ -993,7 +1014,7 @@ checksum = "3648b669b10afeab18972c105e284a7b953a669b0be3514c27f9b17acab2f9cd"
 dependencies = [
  "byteorder",
  "digest",
- "lazy_static",
+ "lazy_static 1.4.0",
  "num-bigint-dig",
  "num-integer",
  "num-iter",
@@ -1028,7 +1049,7 @@ version = "0.1.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8f05ba609c234e60bee0d547fe94a4c7e9da733d1c962cf6e59efa4cd9c8bc75"
 dependencies = [
- "lazy_static",
+ "lazy_static 1.4.0",
  "winapi",
 ]
 
@@ -1187,6 +1208,19 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "stderrlog"
+version = "0.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "32e5ee9b90a5452c570a0b0ac1c99ae9498db7e56e33d74366de7f2a7add7f25"
+dependencies = [
+ "atty",
+ "chrono",
+ "log",
+ "termcolor",
+ "thread_local",
+]
+
 [[package]]
 name = "stdweb"
 version = "0.4.20"
@@ -1243,6 +1277,7 @@ dependencies = [
  "base64",
  "clap",
  "hmac-sha1",
+ "log",
  "rand 0.7.3",
  "reqwest",
  "rpassword",
@@ -1250,6 +1285,7 @@ dependencies = [
  "serde",
  "serde_json",
  "standback",
+ "stderrlog",
  "text_io",
 ]
 
@@ -1302,6 +1338,27 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "termcolor"
+version = "1.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2dfed899f0eb03f32ee8c6a0aabdb8a7949659e3466561fc0adf54e26d88c5f4"
+dependencies = [
+ "winapi-util",
+]
+
+[[package]]
+name = "termion"
+version = "1.5.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "077185e2eac69c3f8379a4298e1e07cd36beb962290d4a51199acf0fdc10607e"
+dependencies = [
+ "libc",
+ "numtoa",
+ "redox_syscall",
+ "redox_termios",
+]
+
 [[package]]
 name = "text_io"
 version = "0.1.8"
@@ -1337,6 +1394,16 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "thread_local"
+version = "0.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1697c4b57aeeb7a536b647165a2825faddffb1d3bad386d507709bd51a90bb14"
+dependencies = [
+ "lazy_static 0.2.11",
+ "unreachable",
+]
+
 [[package]]
 name = "time"
 version = "0.1.43"
@@ -1462,7 +1529,7 @@ version = "0.1.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f50de3927f93d202783f4513cda820ab47ef17f624b03c096e86ef00c67e6b5f"
 dependencies = [
- "lazy_static",
+ "lazy_static 1.4.0",
 ]
 
 [[package]]
@@ -1507,6 +1574,15 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f7fe0bb3479651439c9112f72b6c505038574c9fbb575ed1bf3b797fa39dd564"
 
+[[package]]
+name = "unreachable"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "382810877fe448991dfc7f0dd6e3ae5d58088fd0ea5e35189655f84e6814fa56"
+dependencies = [
+ "void",
+]
+
 [[package]]
 name = "url"
 version = "2.2.1"
@@ -1537,6 +1613,12 @@ version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5fecdca9a5291cc2b8dcf7dc02453fee791a280f3743cb0905f8822ae463b3fe"
 
+[[package]]
+name = "void"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6a02e4885ed3bc0f2de90ea6dd45ebcbb66dacffe03547fadbb0eeae2770887d"
+
 [[package]]
 name = "want"
 version = "0.3.0"
@@ -1578,7 +1660,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "046ceba58ff062da072c7cb4ba5b22a37f00a302483f7e2a6cdc18fedbdc1fd3"
 dependencies = [
  "bumpalo",
- "lazy_static",
+ "lazy_static 1.4.0",
  "log",
  "proc-macro2",
  "quote",
@@ -1653,6 +1735,15 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 
+[[package]]
+name = "winapi-util"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
+dependencies = [
+ "winapi",
+]
+
 [[package]]
 name = "winapi-x86_64-pc-windows-gnu"
 version = "0.4.0"
diff --git a/Cargo.toml b/Cargo.toml
index 4bd1ec1..fa1c1ed 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -17,4 +17,6 @@ serde_json = "1.0"
 rsa = "0.3"
 rand = "0.7.3" # rsa is not compatible with rand 0.8: https://github.com/RustCrypto/RSA/issues/81
 standback = "0.2.17" # required to fix a compilation error on a transient dependency
-clap = "2.33.3"
\ No newline at end of file
+clap = "2.33.3"
+log = "0.4.14"
+stderrlog = "0.4"
diff --git a/src/accountmanager.rs b/src/accountmanager.rs
index fd8ae2b..8c36dea 100644
--- a/src/accountmanager.rs
+++ b/src/accountmanager.rs
@@ -4,6 +4,7 @@ use std::path::Path;
 use serde::{Serialize, Deserialize};
 use std::error::Error;
 use steamguard_cli::SteamGuardAccount;
+use log::*;
 
 #[derive(Debug, Serialize, Deserialize)]
 pub struct Manifest {
@@ -33,6 +34,7 @@ pub struct ManifestEntry {
 
 impl Manifest {
 	pub fn load(path: &Path) -> Result<Manifest, Box<dyn Error>> {
+		debug!("loading manifest: {:?}", &path);
 		match File::open(path) {
 			Ok(file) => {
 				let reader = BufReader::new(file);
@@ -56,6 +58,7 @@ impl Manifest {
 	pub fn load_accounts(&mut self) {
 		for entry in &self.entries {
 			let path = Path::new(&self.folder).join(&entry.filename);
+			debug!("loading account: {:?}", path);
 			match File::open(path) {
 				Ok(f) => {
 					let reader = BufReader::new(f);
@@ -65,12 +68,12 @@ impl Manifest {
 							self.accounts.push(account);
 						}
 						Err(e) => {
-							panic!("invalid json")
+							error!("invalid json: {}", e)
 						}
 					}
 				}
 				Err(e) => {
-					panic!(e)
+					error!("unable to open account: {}", e)
 				}
 			}
 		}
diff --git a/src/main.rs b/src/main.rs
index e3bcee3..ec703d5 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -5,6 +5,7 @@ use ::std::*;
 use text_io::read;
 use std::path::Path;
 use clap::{App, Arg, crate_version};
+use log::*;
 
 mod steamapi;
 mod accountmanager;
@@ -40,6 +41,13 @@ fn main() {
 				.short("p")
 				.help("Specify your encryption passkey.")
 		)
+		.arg(
+			Arg::with_name("verbosity")
+				.short("v")
+				.help("Log what is going on verbosely.")
+				.takes_value(false)
+				.multiple(true)
+		)
 		.subcommand(
 			App::new("trade")
 				.about("Interactive interface for trade confirmations")
@@ -52,41 +60,29 @@ fn main() {
 		)
 		.get_matches();
 
-	println!("Hello, world!");
 
-	// let server_time = steamapi::get_server_time();
-	// println!("server time: {}", server_time);
+	let verbosity = matches.occurrences_of("verbosity") as usize + 2;
+	stderrlog::new()
+		.verbosity(verbosity)
+		.module(module_path!()).init().unwrap();
 
-	// let mut account = SteamGuardAccount::new();
-	// account.shared_secret = parse_shared_secret(String::from("K5I0Fmm+sN0yF41vIslTVm+0nPE="));
-
-	// let code = account.generate_code(server_time);
-	// println!("{}", code);
-
-	// print!("Username: ");
-	// let _ = std::io::stdout().flush();
-	// let username: String = read!("{}\n");
-	// let password = rpassword::prompt_password_stdout("Password: ").unwrap();
-	// // println!("{}:{}", username, password);
-	// let login = steamapi::UserLogin::new(username, password);
-	// let result = login.login();
-	// println!("result: {:?}", result);
-
-	let path = Path::new("test_maFiles/manifest.json");
-	let manifest = accountmanager::Manifest::load(path);
-	println!("{:?}", manifest);
-	match manifest {
-		Ok(mut m) => {
-			m.load_accounts();
-			for account in m.accounts {
-				println!("{:?}", account);
-				let server_time = steamapi::get_server_time();
-				let code = account.generate_code(server_time);
-				println!("{}", code);
-			}
+	let path = Path::new(matches.value_of("mafiles-path").unwrap()).join("manifest.json");
+	let mut manifest: accountmanager::Manifest;
+	match accountmanager::Manifest::load(path.as_path()) {
+		Ok(m) => {
+			manifest = m;
 		}
 		Err(e) => {
-			println!("{}", e)
+			error!("Could not load manifest: {}", e);
+			return;
 		}
 	}
+
+	manifest.load_accounts();
+	for account in manifest.accounts {
+		trace!("{:?}", account);
+		let server_time = steamapi::get_server_time();
+		let code = account.generate_code(server_time);
+		println!("{}", code);
+	}
 }