Yes it matters. The /e/ refurbished phones sold by the eFoundation are on a “stable” release branch. There is no difference between the “dev” release except that a dev update become a stable one approximately 2 weeks after to ensure there is no major issue.
Since there were issues those last weeks with the dev branch, those updates has not been pushed into the stable branch. That’s why you are stuck on a version from November 8th, but at least you didn’t encounter all those crash issues.
Edit : alternative answer :