Note that you still have to enter your credit card number and remember to cancel before the month is up if you don’t want to get billed.

Dammit. I was hoping this wasn't the case. I got too excited posting prior to verifying.

Seems like spam, because there is no mention of free access on the linked page.

Odd, overlays notification banner for me. Screenshot: https://imgur.com/a/EVHdD8W

Ha, funny, my uBlock Origin must have blocked their ads.