If I want to give my money to someone else, in exchange for something I want and enjoy, that doesn’t hurt you - why should you care? You are not an injured party.
You don’t like it, you don’t need to buy it. But outlawing something because you don’t like it is just vicious.
All that said, I don’t vape, but I do enjoy the occasional cigar which has faced similar restrictions on flavors and sales of late.
If you have never had a nicotine buzz, you really don’t know what you are missing. Stress disappears, focus is intensely magnified. It’s great. If you’re not prone to addiction I recommend trying it sometime.
There’s a number of good articles I could list, but despite demonization, it has some fantastic upsides and without the additives isn’t nearly the Faustian bargain it’s made out to be.