Originally posted by Behind_You:

In these cases you normally want to roll back to the .old file the instant you realise you messed up

I was not smart enough to do that lol, but thanks for pointing that out so I can rewind my next screwup haha. I did drain some of it away though by hacking through the middle of the base on the bottom floor, so I might salvage it after all if I have the stamina (hurhur) to go all the way through it :P