I've always thought I was reading fast enough as it was - having given spreeder a go, and never having tried an form of speed reading before, I found the default 300wpm slooow, have no problems at 600wpm, can keep up at 900wpm and started "missing" words at 1000wpm.
Xendula's idea of using the thing for lengthy T&Cs is excellent
And for that purpose, site duly bookmarked, thanks SolRaven for the link.