This episode of Upgrade is sponsored by:

Links and Show Notes: Support Upgrade with a Relay FM Membership Timehop on the App Store on iTunes Memoir on the App Store on iTunes Photo Flashback on the App Store on iTunes Workflow: Powerful Automation Made Simple on the App Store on iTunes The Incomparable | Top Men (Episode 8)

“Raiders of the Lost Ark,” and why it’s so great.

Scenes cut from Star Wars - Wookieepedia, the Star Wars Wiki Gabriel's artwork The Incomparable | Monkey Cam (Episode 247)

On the occasion of David Letterman’s retirement after 33 years of hosting a late-night talk show, Jason Snell presents his take on Letterman’s significance, told with the help of a few friends.

Inquisitive #27: Behind the App #1: History Audio Transcription Services: MP3s, Video and more - CastingWords Bonus Track | David Letterman Interviews (Episode 247b)

Complete interviews used as the source material for our David Letterman tribute episode.

Analog(ue) #40: Looking for Retroactive Vindication Overcast: Podcast Player on the App Store on iTunes MLB.com At Bat on the App Store on iTunes Due — Reminders, Countdown Timers on the App Store on iTunes OmniFocus 2 for iPhone on the App Store on iTunes Pedometer++ on the App Store on iTunes Dark Sky - Weather Radar, Hyperlocal Forecasts, and Storm Alerts on the App Store on iTunes Twitterrific 5 for Twitter on the App Store on iTunes Fireballed.org - The Anti-Fireball Affiliatizer For Safari: An extension to earn money for other people | Lex Friedman | Lex, Briefly 1Password Browser Extensions Greg Knauss - Damned Fireball Introducing: Footnotify Safari Extension. - Ideon Open Ideas Home - Ultimate Status Bar: Safari Extension YouTube downloader tool - Fastesttube! How to correct Siri's pronunciation | Macworld Beyond Siri: Dictation tricks for the iPhone and iPad | Macworld Accidental Tech Podcast Developing Perspective Core Intuition