I suspect the Ginster's branding is only coming back if said pasty company foots the bill! 158 825 was the Cornish Nasty, wasn't it? I know I ended up travelling on it at least once, slightly incongruously in west Wales.
From what I recall the 153s were painted in different liveries promoting west country branch lines - pretty on the outside but an absolute disgrace on the inside. Give me a clean-and-tidy, up-together interior in
FGW▸ corporate livery any day...
Edited to add...
Turns out we've been here before, albeit nearly 2 years ago, and I am repeating myself almost word for word. At least I'm consistent
http://www.firstgreatwestern.info/coffeeshop/index.php?topic=6166.5