So that's iPM done for another week - acta est fabula, plaudite! (see below for an explanation)
Here's what we covered on today's programme, with links so you can learn more.
Cyber attacks from abroad
After the UK government openly accused China of carrying out state-sponsored espionage against vital parts of Britain鈥檚 economy, we heard from who co-wrote a for the computer security company McAfee about cybercrime.
iPM also spoke to , who runs the world's only school for hackers - the in Moscow.
Crime-Fighting Technology
We heard from DCI Mick Neville from the about new technology which could be used to identify CCTV images of suspects based on what they wear. David McIntosh works for which the Met is considering using.
Mr Blog
Chris Vallance took us to , a virtual world based on Shakespeare's Richard III
Science teaching on-line
This was sparked by a suggestion from Sharon Colpman, which put us on to - we spoke to the website's founder, Jonathan Sanderson. Giving his response to their efforts to engage youngsters in science was , Director of Education at the Royal Society and Professor of Science Education at the Institute of Education.
My Favourites
The voice of the Saturday afternoon football results, James Alexander Gordon, guided us through his favourite websites.
He chose:
成人快手 Radio Berkshire
The stories that didn't make it
We considered doing a feature to mark - but we couldn't quite find the iPM angle. There's elsewhere though.
We looked into the notion of whether new media could revive Latin, sparked by - but as we covered science on the internet, we couldn't really do languages in the same programme. By the way, "acta est fabula, plaudite" means "the play is over, applaud!"
Your comments are always welcome - as are suggestions about what we could put on air for a future iPM. Click on "comments" below or send an email to ipm {at} bbc.co. uk