Just another reason to stay away from Blogger/hosted platforms. Choose WordPress and self-host instead https://allendowney.blogspot.com/2018/09/this-blog-has-moved.html
This is a very similar situation to people who have built their whole business/income around Ebay. For some reason, sometimes not the merchants fault, their accounts were suspended. The result was they suddenly had no money coming-in.
Remember the old adage about eggs and baskets.
Server run by the main developers of the project It is not focused on any particular niche interest - everyone is welcome as long as you follow our code of conduct!