It can. Some wines are designed to be consumed when "young", and some are intended to be consumed when they have "matured". If your bottle is one of the ones which is best when "young", like a Zinfandel, then it might be ghastly if opened now. But some wines are just beginning to be drinkable at 20!
Yes
If stored on its side in a cool dark place, it should last for decades.
yes
bolla
Yes
Anything can go bad if left uncooled or old. I can never make port wine cheese last long enough to go bad.
Probably, depending on its storage history.
If the tin is unopened it will last for years
no, replace your milk.
It is bad!!
it's not bad if a 12 year old has high cholesterol.
It's bad for a 20 year old to not have a job. Period.