Isn't that just the Substack default? so much better than Medium's or others, at least it closes. Besides, Substack is one of the more writer-friendly platforms re: take-home-pay and no ads, so maybe reconsider?
The best time to engage me is after I've enjoyed the article and hopefully interested to hear more from the writer rather than immediately landing on the page.
It's the equivalent to sales staff jumping on customers in shops the minute they walk in the door — "can I help you with anything today?" — before you even have a chance to see what the shop is like.