Iffy software support. If you look at the Clockwork Pi forums there's a lot of complaints about a lack of updates. There's some community support for alternate

Iffy software support. If you look at the Clockwork Pi forums there's a lot of complaints about a lack of updates. There's some community support for alternate/upgraded software, but the user base is small enough that we're talking "download a ZIP file from a rando who says it works for him". It's DIY but also "figure it out yourself".