Having sold both subscriptions and CDROM based B2B software, I can tell you with confidence that it was easier to sell a $2,000 software package once, then a $200 monthly subscription. That was my experience in the B2B world about 20 years ago.
Many companies require receipts for anything > $50 on an expense report. Under that and employees will buy/try tools that help them with their job, and not have to justify it to anyone.
Ralph Baer. A name every american schoolkid should know, conceived of the home console back in 1951! I recall with Quest for the Rings circa 1981, you had to initially purchase it at a Magnavox branded retail outlet with like the showroom full of jumbo cathode rays ;)