I recently called tech support for a lighting console from the mid-1990's. They were perfectly willing to have me bring it in for service. Just peek into the

I recently called tech support for a lighting console from the mid-1990's. They were perfectly willing to have me bring it in for service. Just peek into the electrical closet in any building you're in. They don't tear out all the electrics and reinstall the latest version every 15 years.