Us industry professionals that use these tools beg to differ
But good there is awareness about using equipment with old, faulty hardware and the need for measuring uv levels as part of technical checks.
To clarify, ARRI can only speak on behalf of what they legally aim to sell. Not what the factory reality lets out the door, or what any production does with their equipment. They aren't evil, just a company.
Depending on the amount of variation that trouble may arrive sooner rather than later.