Archive forFebruary, 2009

The Network Effect, or Metcalfe’s Law, states that the value of a communications network is proportional to the square of the number of its users. Here’ Bob Metcalfe’s original slide illustrating that fact: Whether or not it is correct, Metcalfe’s Law illustrates the value of the Network Effect, that the more people, devices and IP-aware [...]

Exa-Flood or Drought?

February 18, 2009 | Comments Off

An Exabyte is a lot of data. (An exabyte is 1018 bytes, or one billion gigabytes.) According to MINTS, five to eight exabytes flow through the internet each month. All this data has led to  predictions that the coming deluge of data from all the new video sites and other traffic congestion would flood the Internet. [...]

Une semaine d’enfer

February 13, 2009 | Comments Off

Things weren’t going well before Tuesday. We continue to battle a serious defect in the code of our student email system – and with 51,000 active accounts this is no easy thing to debug. For the last four weeks, Carla Granberg  has been working miracles on this issue and there may be light at the [...]

Ok I’m back – but instead of a hard hitting treatise on enterprise systems, structurational models or cloud computing, today I’d like to talk about vacuum cleaners. You see there was a big sale on iRobot Roombas at London Drugs this week and I snapped up the last one in town – apparently. For the [...]