Krispy Kreme = yum
KFC = yum, particularly the coleslaw. mash taters, not so much
Chik fil whatever = yum
mcnuggets = yum
starbucks = gack, except the frappucinos, which = yum
If you want to know what it's like to live off the land successfully, find a copy of "Alone in the Wilderness," a documentary filmed in Alaska in the 60s or 70s. It's been on PBS recently, but I don't know who the guy is. I'll google it later.
Anyway, he spends every waking moment either getting food, building shelter, or making improvements to his food and shelter. Lived like that for years before he finally got too old and had to go to a nursing home, where he died pretty quickly. You want tough? That old man was tough as nails, and as gentle as could be. I need to watch that again.