In fact, given that it includes perpetual priority support (within a business day!) I expect the author's gonna change that soon, once he gets one of those infinitely demanding customers and realizes what a terrible mistake he made (inf support for a one-time payment, oops!). So better bite while it's hot!
The €40 option for one year of updates is a lot more economical and is still a perpetual license for the software itself.
It's easy to lose a few minutes each day to Explorer shenanigans. For people making real money that adds up fast.
£50 for a heated seat, perhaps, but you also get by far one of the best turbocharged inline-6 engines ever put in a 4-door saloon, the S58. Analogous to Windows NT, a well-engineered kernel.
Interestingly, TC was one of the few software that I considered paying for, but in the end I didn't because they asked for too much information at the time. Not long later I switched to Linux, and I couldn't use TC there.
Windows users just don't pay and keep using Explorer.
I'm starting to worry I just launched something malicious.