RSFTO
Tosh is a UK term, (slang) for rubbish.
In short, your statement that being an FI does not make you a better HANDLING pilot is in my opinion wrong, VERY wrong. And continuous practice at exercising a skill will improve it and that includes those of us who choose to instruct for a living.
Not all of us are aiming to go drive a big shiney tube!
I do not feel I was rude, but I am sorry if people disagreeing with what you write offends you.