if you care about right to repair and the ability of regular people to make a living and choose their own destiny(i.e. live independently of a mega-corp), this type of error message should bother you. HTML is a mature tech. There is no reason for this type of error
God forbid whatever library they use to make their website "easy" and detract less labor from their endeavors not have default settings in perfect accordance with their politics.
I bet they don't compile their OS from source either.