The Typepad team have just published a graph of referrals from Facebook since they made Facebook Like available as an option for their users:
Now, admittedly, this is only from a few thousand blogs, and the figures are relative rather than absolute, but they still look significant to me. We launched our first blog with basic Facebook Like integration yesterday - World Cup Fever from Estates Gazette - and I'll be very interested to see how traffic from that pans out over the next month.
