In my opinion mirror makes a HUGE difference, they can detect the injection client and then check your account for patterns and such and I think mirror helps a lot with this.. I might be wrong but oh well I guess :P
Don't know if this is right or not, but when you hover your mouse over a skill, it shows the xp/etc... So doesn't that mean they technically can tell where your mouse is moving?
Great script, but sometimes when I come back it has some tuna/swordfish while its supposed to be fishing sharks. There were about 20 of each after fishing ~400 sharks