It's early ... or is it? Your baseball team may be out of the running so why not sign up. The longest running fantasy football league on the board is back for another year. Invites have been sent to anyone who had a non private email. So, there's slots to be had.
The rule clearly isn't based only on the highest ranked team, in says in that quote how many teams in the top 25 as well as the average ranking of the teams are factored in over that time period, not just one year.