KBK update for Thursday, 28th April
There seems to be no limit to the ingenuity of keyboard engineers. Photoelectric encoder keyboards for the most part have two-key rollover at most, in common with other self-encoding keyboards, because the electronics are unable to read a useful value with more than one key engaged at once. However, some clever Germans devised a way to beat this limitation: translucent shutters. The photoelectric encoder keyboards page is updated with details.
View within the updates for 2022