LinearLinc Bulbz - any user experience out there?

I’ve always opted for control at the switch or source vs. getting a X10 or Z-wave bulb… but here are a few that could be interesting. I searched the forums but didn’t see anything… has anyone used these? They’re available on eBay for <$40:

LinearLinc Bulbz

Did you see this thread?

I see, from your link, that Linear has changed their name to Nortek Security & Control. What ever that means.