SPI When all vendors move to SPI,
If, not when. And it's never going to happen, SPI is just too slow for many applications.
hopefully most boards will have a debugging header or another method to hook into SPI. Pro: Fast, soon to be the standard Con: No idea what support we need for writing to SPI
Con: SPI as implemented on most boards can only support a single device (the flash chip).
Segher