From what I've read over on the good ereader website, Icarus recently released two models featuring buttons this year:
the relatively basic Icarus 8: (
Icarus 8 review)
and the fancier Icarus Illumina HD featuring buttons AND a touchscreen AND a frontlight:
Icarus Illumina HD review
According to the reviews, both can be purchased from
shopereaders.com, the licensed North American distributor. I thought the Illumina sounded interesting, but I haven't scraped together the $200 to buy one to try.