They are probably lying about 600Mbps. 80-100 is more like it in practice. At least according to published research. It also talks about the resulting higher interferance due to channel bonding. It ain't free. In a controlled enterprise setting it...
Steve, interesting analysis. I agree with your conclusion of WiFi and femtocells being complimentary. See my post on this subject here.One thing to note. You article appears to make an implicit assumption that femtocell has to channel traffic via SPs...