Scam calls threatening a lawsuit from HMRC


Fraud alert warning signs.

Another day, another scam caller. Would you fall for this fraud? You'd probably realise that this was a (crap) text-to-voice system and that the tax authorities are more likely to send a letter than a phone call. But not everyone is so switched-on. If you've not had many dealings with HMRC, would you know how […] Read More

Interesting Failures - Group Calling


Another in an occasional series of blog posts where I discuss products I've worked on which failed. It boiled down to this. Was there a way we could make normal people want to be on a conference call with their family and friends? Let me explain. ARPU - Average Revenue Per User - that's all […] Read More

Electrical Neutrality


There's a new energy provider launching in the UK soon, Elektrique Power. They've got an innovative pricing structure that I'd like to discuss. As a base rate, they charge 12p/kWh - that's one of the cheapest on the market. But that's where the good deals end. That 12p is only for domestic 13amp sockets. For […] Read More

What does a robot look like?


The Terminator is a terrifying metal skeleton with glowing red eyes.

This is a question I often ask my students. Typically they say a robot looks like this: Or this: Broadly human, but mostly metal. Occasionally, I get non anthropocentric answers like this mule: Or even something stark and industrial like this: One is experimental, the other is rarely seen in day-to-day life. The truth is, […] Read More