The software center of Linux Mint 20.1 Cinnamon Edge offers Viber as a flatpak package. Installation is a breeze and the only downside is that it takes a lot more space than the .deb version from the official Viber homepage. I'm not sure if it is a common problem, but for me, the indicator icon was missing from the cinnamon taskbar.
With the release of Ubuntu 21.04, official support for fractional scaling was announced. I decided to do a fresh install on my desktop system to check out solely this feature. To speed up the post-install configuration phase and to score an easy blog post, I made a list of the software I use every day.
Spotify is not a terrible service if you disregard the slow and buggy user interface. Using it is way better than hunting for all the music you like to organize them on your computer and as a plus, you can download your playlist for offline play on your mobile phone with the Premium plan.