I would think a firm that takes any client will expand their potential business quite a bit. A good lawyer can advocate for anyone without feeling a need to vote for them or their cause.
But many posters on this site can't see that - they think everyone and everything is nothing but politics and that is not necessarily true.
two words andrew weissman
Conversely, your comment is not necessarily true
You will find a great variety of opinions on FR but broad brushing in that way is a bit condescending.