Reading about #ARCNet and it looks like the COM2002x chips are still produced and have an 8 or 16-bit interface, and run on 5V... This gives me Ideas™. Like, wouldn't it be period-correct making an ARCNet cartridge for #MSX and have it talk to an #Amiga through some coax cable?

Datasheet: https://arcnet.cc/resources/20022.pdf

#BadProjectIdeas