This may be solved (or nearly), folks.
So on /dev/sda2 you likely have a folder called timeshift under /home/hlfblnd (or whatever your username is) and the settings were not set optimally and it was performing scheduled full backups and not culling them regularly. This would account for the...
That looks interesting, David, and ta for sharing (in Australia and the UK we say "ta" for thank you, pronounced "tar") :)
Although the difficulty with access may have been a PITA for you, I found it extraordinarily interesting.
I have been using Firefox ESR, not as my go to browser, but...
This site now seems to employ a "buy the distro, you name the price" policy.
Where the download button is, there is a link saying
Recommended System Specifications
Click that and you will be taken to a page which includes
Verify your Download
Follow the instructions...
He wasn't :)
Some of the people who upload videos go click click click all over the place as if they were trying to set a speed record.
So for "slowlyyyy" read "at your own pace".
Welcome to linux.org and
G'day @fropid and welcome to linux.org :)
I know next to nothing about encryption but I'll ask a couple of questions that may assist others to help you.
Veracrypt is Cross-platform. Did you install it from Windows or from Kali?
Is it an option to uninstall Veracrypt?
I find it curious that Waterfox, Vivaldi, Slimjet and Brave can access it but Firefox ESR can't.
The 4 I mention are not so well-known, unless something to do with the version number for ESR throws a spanner in the works.
Curiouser and curiouser, said Alice.
@david.kit.friedman - so in summary then
It is a Firefox ESR issue
You could employ user-agent switching plugins so that you can spoof a different agent and bypass their security, and if you pursue that course, I know @KGIII would assist if you need it
You could install a different Browser...