On this week's Byte:

• Guests:
• Gareth Hayes recently raised over $80,000 on IndieGoGo to fund his software-defined radio project - he joins the team to discuss exactly what software-defined radio is (think accessing the radio spectrum using - you guessed it -software).
• RMIT's Design Research Institute is presenting the Design for Impact Festival - the Centre's Bianca Vallentine comes in to give us a rundown on what's happening at the Festival!
• News in Depth:
• Fiat Chrysler have been working with security experts to discover vulnerabilities in their connected cars - with some scary results.
• Wikipedia founder Jimmy Wales has announced a new social network and phone service to make it easier to donate to charity
• The "have an affair" dating site Ashley Madison has been hacked, with thousands of users' details being compromised.
• Weird News of the Week:
• Google knows where you've been and what times - and now they're telling you.
• Events and Opportunities:
• The next Envato Talk - "Learning how to build an engaged community for any business" - Envato HQ, Thursday July 23, 6pm
• Laneway Learning's Blogging for Beginners workshop, Embiggen Books, Tuesday August 4, 6:30pm
• RMIT are partnering with AUC to host /dev/world/2015 - Australia's longest-running conference for OSX and iOS developers - RMIT, August 31 - September 1.

Presented by Vanessa Toholka, Cassie Wright and Dan Salmon

Keep up with all things Byte on Twitter, Facebook, and G+ - see you next week!