I realize there was some editing of the Beta and "Release" section, so I may be missing the mark, but I need to say that software releases are defined. (Bold is mine)
https://en.wikipedia.org/wiki/Software_release_life_cycle#Beta
"Beta, named after the second letter of the Greek alphabet, is the software development phase following alpha. Software in the beta stage is also known as betaware. Beta phase generally begins when the software is feature complete but likely to contain a number of known or unknown bugs."
"The alpha phase of the release life cycle is the first phase to beg