Yes, and it's very frustrating too: they lowered the bitrate when Thierry Breton, the European Commissioner for Internal Market
https://en.wikipedia.org/wiki/Thierry_Breton said the internet would not support the extra load due to work-from-home/COVID. Breton was CEO of Orange, internet & 4G provider. This is all sounds very suspicious, and it was clearly wrong. Some of us pay for UHD quality and we don't get what we initially paid for.
https://variety.com/2020/digital/news/netflix-degrading-hd-v...
Even if they are bandwidth constrained, I wouldn't be surprised if some shows looked better at 480i/.5Mbps than 1080p/.5Mbps.