that's bullshit. you don't know that it didn't happen - there's no telling what he did with the code in the time between commits. he could moved things around

that's bullshit. you don't know that it didn't happen - there's no telling what he did with the code in the time between commits. he could moved things around 20 times, finally ending up in the same place, with the exception of the accidentally pasted a line. plese use some imagination before jumping to conclusions. a diff tracks changes at points in time, not an editing session.