I have also used Ubuntu when they sent out those free CDs. And for work when they had the Unity desktop (12.04 LTS). It was a good distro once.
I am pretty happy with the Arch (btw) I installed as a VM on Ubuntu 12.04 and then used as my main OS on the new work PC since 2017.
About 500MBit/s on Telegram Desktop. They currently have 10 million paying subscribers out of ~950 million users.