Archive for October, 2010

Killing Blasphemers on the Peace Train

Sunday, October 31st, 2010

This is apparently old news, but I was previously unaware of it. I recall being shocked when Cat Stevens was treated as potentially dangerous after his conversion to Islam. Now not so much!

Missing the Point

Friday, October 15th, 2010

Jason Rosenhouse has himself missed the point in his criticism of Josh Roseneau’s (more…)

Fight Back Against Death Threats

Monday, October 11th, 2010

The headline of this article by Hirsi Ali and Daniel Huff is unfortunate because it distinguishes one particular offensive group. But the authors do in fact acknowledge others and note that the case of anti-abortion Christian Extremists has been partly addressed by legislation in the US. Unfortuantely the Freedom of Access to Clinic Entrances Act is very narrowly focussed and Hirsi and Huff argue that a similar act is needed to protect against threats intended to constrain otherwise acceptable free expression. But I would go further (more…)

To CBC re banning of CC licensed material

Saturday, October 9th, 2010

Re : CBC Bans Use of Creative Commons Music on Podcasts.

TV vs Internet

Saturday, October 9th, 2010

This article at the Tyee addresses the broader issue of whether ‘Net Neutrality’ is enough if the physical network used by the internet is being shared with competing services owned by the owners of the infrastructure.

Artificial Leaves from North Carolina

Sunday, October 3rd, 2010

Thanks to reader Colleen McGuire for pointing out  this interesting development. It does look promising if it can be developed further, although as one of the researchers said, “We do not want to overpromise at this stage, as the devices are still of relatively low efficiency and there is a long way to go before this can become a practical technology.” (more…)

Cute Math Problem

Sunday, October 3rd, 2010

This came up in a Math Ed discussion at LinkedIn.
Here A, B, and C are three finite sets.
If half of the As are Bs and half of the Bs are Cs and half of the Cs are As, then what are the maximum and minimum possible ratios of the size of A to the size of C?