As a random aside, I’m glad to see ‘on-prem’ emerge as a common shorthand for this, only because it always grates me to see people make the extremely common mis

As a random aside, I’m glad to see ‘on-prem’ emerge as a common shorthand for this, only because it always grates me to see people make the extremely common mistake of saying ‘on-premise’. Premise, of course, only ever means “an idea or theory on which a statement or action is based”, whereas the actual term is premises (“the land and buildings owned by someone, especially by a company or organisation”, as in “The security guards escorted the protesters off the premises”).