The papers? It is possible to obtain informed comment from a variety of sauces. If they are not sufficiently independent for you or (more to the point) are pushing an agenda, you can soon learn to measure the provenance. If you are scoping out sources of insight, I'm not sure I'd recommend Kev...
No. Corbyn was a toxic arsehole. I didn't rejoin the party till he was replaced by someone sensible and dull.
As for charm and charisma, these are hallmarks of nice charming people. And also psychopaths. It can be hard to guess which they are initially. But you can (and should) judge them by...
Yep.
I suspect (and hope) that the 'speak first, think later' contingent of labour MPs, mostly 'conviction socialists', may find themselves on the back benches come the first cabinet reshuffle.
Let's get labour into power, first, though. I don't think Starmer needs to fret too much about this...