You are not crazy
you just need to realize a tang or tangs means an upgrade in your future, or if you don't get attached to your fish, an adoptive home.
My YT (now 6) was in a 72 g for about a year until the pacing/charging - helped me understand the need for more room. She went to a 155g and now is in a 230g.
A small kole might be best.