...that allows access to individual-pic details. Two I use are photobucket... http://s89.photobucket.com/ ...and Audio Asylum's gallery... http://gallery.audioasylum.com/ . I recommend pic sizes not over 800 pixels longest dimension and file size not over 100KB, and somewhat smaller probably is better. Too-large images/files make page-opening time quite long for those not using high-speed 'net access (and sometimes is long for those who are).Then you figure out which posting format works in which forum by trial.
I think your summary is quite correct.
BTW, here...
...is the 1st prototype of my OBLA system. This is the taped-together system that told me the Sonic Craft 6-1/2" drivers really were as transparent as SC's Jeff Glowacki said they were...and that is VERY transparent. And ony $10 each!!!!!!!!!