https://www.pmtonline.co.uk/boss-sy-1000-guitar-synthesizer
Did we know about this ?
Complete with bass mode a la GR-55, but boasting an acoustic bass model and unspecified poly FX. Hopefully from the VB99 such as the defretter. I really miss the fretless electric and Double Bass mode.
Though if its just a merger of the GR-55 and the SY-300 I won't bother.