Well, for the same reason the X68000 and FM Towns are hard to get into. These machines were unapologetically Japanese and only tangentially related to the architectures of the West; being informed by (and informing them), but never being quite in the same place.
That being said, toying around with each's variant of BASIC or Windows is always fascinating.
That being said, toying around with each's variant of BASIC or Windows is always fascinating.