You're right, I shouldn't likely be distinguishing the Ti series (although it is usually a 'toc' generation, like the just announced gen, as Ti variants were no

You're right, I shouldn't likely be distinguishing the Ti series (although it is usually a 'toc' generation, like the just announced gen, as Ti variants were not announced). But that does leave the 16xx generation which was released wholly on its own, in its own year.