Repairable Bubble light base

Bubble lights, we all love them but they have one obvious and annoying flaw, they use C7 nightlight bulbs which burn out leaving you with a dead bubble light despite the fact that the rest of the light is still good. Well no more! .. I am working on designing a serviceable bubble light base that if the bulb burns out, you can simply replace the burned out bulb for a new one, remove the old glass bubble stick and insert it into your new base and you are back in business!. I do want to mention th