> Wouldn't you expect, if tech kept draining employees out of banking, that it would disproportionately drain introverts away and leave banking more extraverted than before?
Sure, in fact my additional hope is that this being over-extroverted will have a negative impact on business.
> To hear a lot of people tell it, the work of banking is largely in having and maintaining social relationships with your clients.
Not only that, at least in IB case. It is also a lot about tech (see https://news.ycombinator.com/item?id=12443678&goto=news for example) and mathematical/statistical modelling.