diff --git a/src/main.rs b/src/main.rs
index 1c299bf..faed1b4 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -629,9 +629,6 @@ fn royalty_stuff() {
         }
     }
 
-fn process_file(fname: &str) {
-    println!("Processing file: {}",fname)
-    }
 
 enum Result {
     AddedTrader(usize),
@@ -757,67 +754,8 @@ impl Market {
         }
     }
 
-fn process_file(fname: &str) {
-    println!("Processing file: {}",fname)
-    }
 
 
-fn interactive(m: &mut Market) {
-    println!("Trading interactively in Tuesday Markets (demo)");
-    let stdin = io::stdin();
-    let mut trader:usize=0;
-    for line in stdin.lock().lines() {
-        match line {
-            Ok(input) => {
-                let tokens: Vec<&str> = input.split_whitespace().collect();
-                match tokens.as_slice() {
-                    ["dump"] => m.dump(),
-                    ["login", username] =>
-                        if let Some(t)=m.trader_name2num.get_mut(*username) { trader=*t; println!("Logged in as {}",m.traders[trader].name) } else { println!("Trader {} not found.",username) },
-                    ["whoami" ] => { println!("Logged in as {}, id {}",m.traders[trader].name,trader ); }
-                    ["addtrader", username] => { let id=m.register_trader(username); println!("Added user {} as id {}",username,id); },
-                    ["balances"] => {
-                        println!("Balances for trader {}",m.traders[trader].name);
-                        for (key,value) in &m.traders[trader].balances { println!("    {} {}",m.number_to_name(*key),value); }
-                        }
-                    ["addasset", assetname] => {
-                        if let Some(cur)=m.register_asset(assetname) { println!("Added asset {} ",m.number_to_name(cur)) }
-                        else { println!("Asset {} already exists.",assetname) }
-                        }
-                    ["addfunds", username, qty0, cur0 ] => {
-                        let id=m.trader_name2num.get(*username);
-                        let qty=FiNum::new_str(qty0);
-                        let cur=m.name_to_number(cur0);
-                        if id.is_none() { println!("Could not find trader {}",username); }
-                        else if qty.is_zero() { println!("Could not parse quantity {}",qty0) }
-                        else if cur.is_none() { println!("Could not find asset {}",cur0) }
-                        else {
-                            let id=*id.unwrap();
-                            let cur=*cur.unwrap();
-                            m.add_trader_balance(id,cur,qty);
-                            println!("Added {} {} to {}",qty,m.number_to_asset(cur).name,m.traders[id].name)
-                            }
-                        }
-                    ["order", qty0, cur0, qty1, cur1 ] => {
-                        let qty0=FiNum::new_str(qty0);
-                        let cur0=m.name_to_number(cur0);
-                        let qty1=FiNum::new_str(qty1);
-                        let cur1=m.name_to_number(cur1);
-                        if !qty0.is_zero() && cur0.is_some() && !qty1.is_zero() && cur1.is_some() {
-                            m.make_order(trader,*cur0.unwrap(),*cur1.unwrap(),qty0,qty1);
-                            }
-                        }
-                    ["quit"] => {
-                        break;
-                    }
-                    _ => println!("Invalid command. Please try again."),
-                }
-            }
-            Err(error) => println!("Error reading input: {}", error),
-        }
-    }
-}
-
 fn erase(filename: &str) {
     // Stub function for erasing a file
     println!("Erasing file: {}", filename);