Two-pronged IMO and YMMV: - Lack of a mobile app as nice as the G+ one. Is commonly stated reason why e.g. Diaspora is a no-go and MeWe got traction. - The ni

Two-pronged IMO and YMMV: - Lack of a mobile app as nice as the G+ one. Is commonly stated reason why e.g. Diaspora is a no-go and MeWe got traction. - The niche hobby evolved and the interests central to the forums which spawned it are now considered retrograde or orthodox. OK for some.