"WriteNow bundled with ma-chines prior to October 1, 1991 was provided under a personal single-user license . . . If you bought your NeXT machine after October 1 and are running a copy of WriteNow and haven't licensed it from Appsoft, you are probably breaking the law," the company said in a press release.
Potential violators have NeXT hardware with serial numbers following NeXTstation B&W ABB0022579; NeXTstation Color ABC0009222; and NeXTcube or NeXTdimension ABA0004377.
Appsoft is calling on users to register their software. Call 415/ 617-0595 or 800/428-2777.