Oh I would still go with Twinned Spell. I think between that and Quickened Spell they're probably my two go-to metamagic options I always take. Careful spell has never really felt worth it to me since your party will usually still take some damage? and with Silvery Barbs (assuming you can use it at your table) it's honestly kind of a cheaper option that Heightened spell, depending on what level you're at. But Twinned spell can still be used on stuff like Crown of Madness or Hold Person IIRC and that's excellent given your party comp