out of five characters, everyone in our party chose something with spellcasting capabilities - 2 warlocks, a druid, a cleric, and a fighter who took the eldritch knight option.
it's nice to have a range of spells/invocations, and I haven't found it too difficult to get a handle on everything even though we didn't start at level 1
@doppelgreener This thing you've all stopped talking about hours ago is exactly what I was going to comment when I realised I should come here to check if you guys had sorted it out already. I'm glad I checked.