I know Alex has another job/real life things, but we are fast approaching a year since the last release (which is very unhealthy for an alpha) and I just want to be sure the project isn't dying. This is one of my favorite games with the greatest potential.
When it's good and ready.
From personal experience, that is how projects die.
Last Update for Major Release, 0.54.1a: January 04, 2013
^ 9 months V
Major Release, 0.6a: September 13, 2013
^ 4 months V
Last Update for Major Release (Plus more content), 0.6.2a: January 17, 2014
^ 10 months V
Major Release, 0.65a: October 20, 2014
^ 5 months V
Latest Update for Major Release, 0.65.2a: February 10, 2015
^ 7 months V
Present: August 5, 2015
I'm pretty sure 7 months is still a fair way off from a full year.