Some questions involving I2C have been edited to I²C. They refers to Inter-Integrated Circuit, according to Wikipedia, is
pronounced I-squared-C, a multi-master, multi-slave, single-ended, serial computer bus invented by Philips Semiconductor (now NXP Semiconductors). It is typically used for attaching lower-speed peripheral ICs to processors and microcontrollers. Alternatively I²C is spelled I2C (pronounced I-two-C) or IIC (pronounced I-I-C)
What is the preferred spelling on EE.SE? Should spelling being i2c, I2C, or I²C, or something else?
The recent edit to I2C bit banging is why I bring this up. Even the url is not handled correctly by the SE system, as the ² breaks the automatic url recognition. A search for
i²c will only bring up results for