I'm already tired of HAVING to bring astarion every to lockpick worth a damn. He's got a guaranteed spot on my roster because of it. Going somewhere with a sub par group sucks. Gotta take Lae'zel for the creche is annoying.
No idea what point you are trying to make.
Covering bases is the essence of picking a party composition.
And it's not my fault Larian went for the UNFORTUNATE decision of limiting the party slots to four, anyway.