We have to accept that no system is going to ever be 100% perfect and bullet proof.
Hopefully by only having the thanks button only available in the technical sections as it is now will help out.
All i'm suggesting is the amount of likes each user receives is easier to see, rather than going on their profile, make it nice and easy to read under their avatar. Maybe it will motivate people to help out more.
Think positive you bunch of miserable ....
people.