I cant speak of the conversions for M&J, as I don't myself promote them (I don't do softcore), but alkaline is an totally standup guy. I would suggest trying them our for yourself (what's the worst you'll do?).. If you ever need content, etc.. alkaline will hook you up.
Just my
P.S. I've heard retentions are awesome on the site, he does regular updates.
- Dave.