Obviously Boris has more tenacity than a cockroach in a nuclear war so he might just survive unscathed. But, lessons should be learned. Rather than “oh that one has a twinkly smile/good sense of humour” how about we look at
Voting record
What does their spouse do?
What shares do they hold?
Do they/ have they lobbied for anyone and if so, who?
Where do they stand on major issues?
What alliances/outside interests might come into play?
I am absolutely not implying anyone is anything other than above the law btw- but let’s avoid any more dodgy situations.