Some proposed a mandatory registry for owner information, which was opposed by several commenters as reinstating the problematic features of the pre-1976 copyright law, and might violate international obligations related to formalities.

Late in the project, deathmatch was removed, while non-pausing dialogue, which proved "the most problematic feature", was removed early on before being reintroduced in early 2000.

Despite its wide acceptance, the SMPP has a number of problematic features:

Visually, the most problematic feature is the red-lacquered framework hung at either side of the theater, ineffectively disguising lighting poles.

An especially problematic feature was the mandatory auctioning of un-bought properties, that led to rich players having a better run of the board.

It has long been hoped that a theory of quantum gravity would also eliminate another problematic feature of general relativity: the presence of spacetime singularities.

A problematic feature that never should have been added.

But the succession of stories and images in much of the authors' account has the odd effect of reproducing in print one of the most problematic features of broadcast journalism.

A detailed article on the Debian Wiki exploring its problematic features, hardware bugs and the state of GCC support.

That dash, though, remains both the Trans Sport's leading characteristic and its most problematic feature.