That sounds quite more plausible than my idea. FP emulation is always interesting if performed by multiple programs/companies messing with each other's implemen

That sounds quite more plausible than my idea. FP emulation is always interesting if performed by multiple programs/companies messing with each other's implementation. Lots of fun with layers of interrupts, real/virtual/protected mode switches and all the other magic the original 87 was not designed for.