Plus you will not lose any files without noticing the fact - even when file is deleted it's still in your md5 file.
And you don't even need any scripts to handle your data - all decent filemanagers (e.g. "Total Commander" / "Double Commander" etc.) can do md5/sha/whatever on selected files on the click of a button.
How is this any different from you going to the police right now and saying you watched your neighbour murder someone?
...on a web cam you secretly installed in her bedroom?
Happened to me too! Had to call Comcast several times until got through drones to a supervisor. He confirmed that account was properly closed, said "what's the fuck?" and faxed me a letter to send to collectors. Also, it seems, he did something on his side too - issue got resolved without any blemishes to my credit history.
Case in point: linear algebra libraries (like 80% of scientific computing). Basically people are modifying algorithms so that bulk of computation is done in single precision and then cleaned up in double. Those mixed mode algorithms often outperform pure DP ones even on non crippled cards (for example MAGMA library).
People don't like to be screwed with...
Physician: One upon whom we set our hopes when ill and our dogs when well. -- Ambrose Bierce