BitTorrent creator Bram Cohen on the problem with the mining method of Bitcoin and how his startup Chia Network is creating a more decentralized and energy-efficient cryptocurrency.

Watch the full episode of Triangulation: https://twit.tv/tri/406

Host: Jason Howell

Guest: Bram Cohen

You can find more about TWiT and subscribe to our full shows at https://twit.tv/shows/

Sebastian Peak reviews AMD's RYZEN 9 3900X and RYZEN 7 3700X processors, which have terrific multi-threaded performance. Just check out those CPU benchmarks!

Full episode at twit.tv/twich524

Hosts: Sebastian Peak and Patrick Norton

You can find more about TWiT and subscribe to our full shows at https://twit.tv/shows/

The 2015 MacBook was a controversial model that Mashable's Raymond Wong thinks was a bit ahead of its time, and now it's being phased out.

Watch the full episode of Tech News Weekly:

https://twit.tv/tnw/90

Host: Jason Howell

Guest: Raymond Wong

You can find more about TWiT and subscribe to our full shows at https://twit.tv/shows/

It is now possible to watch Amazon Prime Video on Chromecast and the YouTube app is available on some Amazon Fire TV devices.

For the full episode, visit twit.tv/twig/516

Hosts: Leo Laporte and Jeff Jarvis

Guest: Kevin Tofel

You can find more about TWiT and subscribe to our full shows at https://twit.tv/shows/

On iOS Today, Leo Laporte and Mikah Sargent try out FaceTime's 'Attention Correction' feature in the iOS 13 Public Beta 2 which fakes eye contact with the caller.

Full episode at twit.tv/ios454

Hosts: Leo Laporte and Mikah Sargent

You can find more about TWiT and subscribe to our full shows at https://twit.tv/shows/

Microsoft is now placing shortcuts to uninstalled apps in the share menu of devices with its other apps installed. What precedent does this set for other apps, and will the share menu become overrun with ads everywhere?

For the full episode, visit twit.tv/aaa/428

Hosts: Jason Howell, Florence Ion, and Ron Richards

Guest: Tony Hannides

You can find more about TWiT and subscribe to our full shows at https://twit.tv/shows/

US Congress ponders banning facial recognition tech as law enforcement slurps it up.

Watch the full episode of Security Now:

https://twit.tv/sn/722

Hosts: Steve Gibson and Leo Laporte

You can find more about TWiT and subscribe to our full shows at https://twit.tv/shows/

Apple simplifies its laptop line, killing off the MacBook and 13-inch MacBook Pro without a touchbar.

Watch the full episode of MacBreak Weekly:

https://twit.tv/mbw/669

Hosts: Leo Laporte, Andy Ihnatko, Rene Ritchie, and Lory Gil

You can find more about TWiT and subscribe to our full shows at https://twit.tv/shows/

Amazon celebrates 25 years of the commodification of our existence.

Full episode at twit.tv/twit726

Host: Leo Laporte

Guests: Simone de Rochefort, Mikah Sargent, and Patrick Beja

You can find more about TWiT and subscribe to our full shows at https://twit.tv/shows/

On 'This Week in Enterprise Tech,' Lou Maresca, Brian Chee, and Curtis Franklin discuss how D-Link has agreed to create a new security program to settle charges where the networking company failed to safeguard their hardware against well-known and preventable hacks.

Watch the full episode of This Week in Enterprise Tech: https://twit.tv/twiet/349

Hosts: Louis Maresca, Brian Chee, and Curt Franklin

You can find more about TWiT and subscribe to our full shows at https://twit.tv/shows/