Let’s test this from my end … Windows 8, odd Chrome which doesn’t always “obay” … Let’s see what comes out for me …
EDIT
Aha, the form does show for me (well, I’m on the PC not on the phone, mind) and I could probably subscribe however one tiny question: was PayPal not set for that or it “vanished” from the horizon for who knows what reason? I see only Credit card option. Not that I mind but I’d rather go with PayPal if possible. (if it isn’t too big problem though)