The era of 15GB "free" Gmail storage is ending - but the truth is that it never was
(www.androidauthority.com)
I've been burned by spam on my duck.com privacy email that forwards to my personal, after switching its forward address to a bin account (it literally starts with ddgtrashheap) I fully recommend using a duck alias so as to protect your personal address, and have an out if it gets compromised. Now the only emails in my gmail account are from companies I don't trust, like when a retailer uses shopify.