While trademarks are often lumped together with copyrights and patents—under the poorly termed "intellectual property" umbrella—trademarks are quite different. One of those differences is that a trademark must be actively enforced, at least under US law, or the mark holder risks losing it.

The BBC Trust met with the Open Source Consortium (OSC) yesterday to discuss the controversy raised by the BBC's iPlayer, which will only work on Windows XP.

Mono suffers from an issue of trust - one must trust Microsoft just like TomTom trusted them

There is a discussion going on at SugarCRM's forum page, "Why the Sugar license is mad, bad and may be dangerous" -- part of a much larger discussion that Matt Aslett captures well in this article on the current state of such non-OSI-approved licenses -- that reminded me that I've been meaning to explain something to you about trademarks.

In short, we are in an adversarial situation. Microsoft does not want us to succeed. Thus we cannot trust Microsoft, even if we'd like to, and must consider Mono based upon the question "What is the worst thing MS can reasonably do?". We can only trust Mono if we are convinced Microsoft doesn't have weasel room. The current situation appears, to me, to have lots of weasel room.

In the wake of the Windows Update fiasco, LinuxInsider quoted Stephen O'Grady's explanation of why users trust GNU/Linux more than Windows where the auto-update features are concerned. His explanation really hits the nail on the head - it all comes down to trust.

Now, can somebody really trust proprietary software at this point?

SCO has filed a Statement Regarding Entry of Final Judgment [PDF], responding to Novell's Response to SCO's Notice of Voluntary Dismissal , which asked the court to confirm the amount of the constructive trust the parties have agreed to and to make SCO pay it now, which in turn followed SCO's Notice of Voluntary Dismissal.

The BBC Trust has responsibility for ensuring that the correct degree of scrutiny is given to all proposals from the BBC Executive for new services (such as the iPlayer) and any significant changes to existing services.In the case of the iPlayer, following the consultation, the Trust noted the strong public demand for the service to be available on a variety of operating systems.