Hearing aids advice and questions? [healthcare]

A long-time reader asked if I have any wisdom to share about getting one's first set of hearing aids, and I don't. Maybe some of you do? He just had a hearing test showing hearing loss – almost perfectly the same in both ears, IIRC starting around 1000 Hz and tanking in a straight line on the audiogram as pitch rises – so he's been referred to an audiologist consult on hearing aids. He'd like to…