Great document I came across
http://www.microsoft.com/downloads/details.aspx?FamilyID=fdae55db-184b-4d93-ad79-a113b5268ee2&DisplayLang=en
Talks about perf of each adapter – MSMQ, File, SQL etc etc. HTTP + SOAP have marked
improvements in bts2006.
Keep this one handy 🙂