(Tamper|Grease)monkey scripts are easy to review, which is why I prefer them over the normal extensions. Also, they're easy to write for simple fixes rather th

(Tamper|Grease)monkey scripts are easy to review, which is why I prefer them over the normal extensions. Also, they're easy to write for simple fixes rather than having to find, vet, and then install a regular extension that brings 600lbs of other stuff.