what do you guys reckon of these chainrings?

Just another Biopace piece of bollocks?

http://www.velonews.com/tech/report/...es/6807.0.html
http://www.cyclingnews.com/tech/2005...ch_csc_cervelo
http://www.osymetric.com/

I assume Bobby Julich is gettin' paid a bit for using them