Firefox is reporting that vemo has an invalid certificate and will not let me load any videos
Chrom will play some videos
Yes I have the newest versions
The message is
Your connection is not secure
The owner of player.vimeo.com has configured their website improperly. To protect your information from being stolen, Firefox has not connected to this website.
This site uses HTTP Strict Transport Security (HSTS) to specify that Firefox only connect to it securely. As a result, it is not possible to add an exception for this certificate.