HTML5 is often described as the shape of things to come; sometimes as the future of the web and sometimes as the nemesis of native mobile applications.

But exactly what is 'HTML 5' - and what does it mean to the mobile industry?

If you've created a mobile application, you'll want people to download it, use it and tell their friends. But how can you ensure that as many people as possible know about your app?

Today's podcast is designed to help with some of the answers. It was recorded in London at the very first App Promotion Summit earlier this year.

Today's podcast starts with a gentle warning to app developers from the Office of Fair Trading.

We then move on to Amazon's new tablets, HTC's sale of its Beats Electronics stake, Twitter's emergency alerts, UK government plans to improve mobile broadband on trains, customer complaints and the growth in adult content for mobile devices.

Ring-back tones offers consumers yet another way to customise their mobile phone service. Yet despite this - and the revenue opportunities that can be generated - many network operators don't provide ring-back tones.

In today's special feature we talk to Florent Stroppa of OnMobile to discover why the UK doesn't really seem to be bothered about ring-back tones... and whether the next-generation of interactive ring-back services could change this.

There are big changes on the horizon at BlackBerry. We talk about the company's potential future and also look at the recent tablet announcements from Microsoft and Tesco... plus the rest of the week's mobile news.

There's also a special report from IAB2013 about the sometimes awkward relationship between mobile devices and the television industry.