1. Medium has released its first mobile app, bringing its elegant, curated reading experience to your iPhone. Login requires Twitter, and they made the somewhat curious decision not to “bog users down” with a homepage. Still to come: more robust search and a mobile writing experience.
2. The internet of things garnered a lot of attention in January when Google shelled out $3.2 billion for Nest, its patents, and its people. Is the next step for IoT consumers an app store for hardware? NEX band is making an early foray, counting on the viral sharing behaviors of youth to attract developers and ideas.
3. If you manage a Facebook page for a brand, you might want to double-check those reach numbers. With an upcoming algorithm change, the organic reach for a brand page may fall to as little as 1-2% of the fan base. Facebook is looking to migrate organizations to a paid acquisition and retention model.
4. Why do people edit Wikipedia? Here’s a quick explanation — part of a useful short series on the who, why, and how of Wikipedia editors.
5. Is Twitter ditching @ replies and hashtags? Sounds as though they will keep the functionality, but lose some of this “visible scaffolding” around user behaviors. Expect to see ongoing evolution of the user experience as Twitter seeks the user growth needed to buoy its newly-public stock.

Weekend fun: Ever wish you could go back and erase or edit your early online ramblings? For better or worse, Twitter is breathing new life into them by featuring “my first tweet” for its eighth birthday. Here’s how you can look up your own very first tweet.

Every Friday, find five, highly subjective links about compelling technologies, emerging trends, and interesting ideas that affect how we live and work digitally.