One of the commentators on bloomberg (who asserted he always believed that the IPO size would be around $5B, on the lower end of the range) said he thought face

One of the commentators on bloomberg (who asserted he always believed that the IPO size would be around $5B, on the lower end of the range) said he thought facebook credits would be a suprisingly large percent of total revenue and ad revenue would be lower than expected. Reading between the lines: it may net to what everyone expects but the composition is important. It may suggest that Zynga is a good barometer for how facebook itself will fare.