#2
No. Thats ridiculous.
Gibson Les Paul Custom
Fender American Tele

F/S:
Orange Rockerverb 50
Orange PPC412
#3
well having the tubes in its own casing (head and cab) as opposed to the tubes hanging out right behind the speaker (combo) might make a difference.

but a year? probably not..
Grammar and spelling omitted as an exercise for the reader.