Name of front-end

[Robert Dewar]

> I'm not a lawyer, but I'd point out that an ANSI standard for PL/I exists
> (ANSI X3.53-1976) and that non-IBM compilers for the language exist(ed),
> e.g., VAX.  IBM contributed to the ANSI standard which, from a quick
> skimming of its introductory text, contains no information that the name
> is trademarked or is used with IBM's approval.  That prior practice would
> indicate that PL/I is in the public domain as the name of programming
> language.

Exactly ...