Invested a few weeks on Vue a few months back, then the concern about 'React has 80% market share and you can find React developer much more easily in the west" never went away.
Maybe Mithril is the way out? I just need a really light-weight client-side-ajax MVC for some embedded product webUI, in fact jquery+BT might do the job well but again, jQuery is not modern any more.
Not a frontend guy, picking a direction there has always been challenging.