What Jan said. I think Harmony or Sunstruck from KP or their counterparts from WEBS might have some of the qualities of bamboo as far as being warmer goes, but are smoother and a little more like the metal ones in that regard. A bit of the best of both?
Cheating is an option. . . . Cheaters never win and winners never cheat, but smart knitters who want to retain an iota of sanity do, cheerfully. ~~Kory Stamper