 Due to its detachment from open source community, the departure of its founders, reliability problems with the 'smart extruder' and questionable users clauses on the Thingiverse site, there have been many recent controversies around Makerbot.Additionally, the company has lost substantial market-share to competitors such as Ultimaker and Aleph Objects.This has caused substantial backlash from the maker community, which was a cornerstone of the company's user-base.