Fortune | Slack has snagged $427 million in additional funding, at a $7.1 billion valuation, to fuel its effort to become a workplace technology giant. Dragoneer Investment Group and General Atlantic led the funding, along with others, including investment firm Baillie Gifford, Sands Capital, and previous investors.

TNW | "It isn’t clear exactly when it was introduced on Android — and whether it’s specific to a certain version of the app, or has been made available via a server-side change. But anyhoo, it’s here, and it works," writes Abhimanyu Ghoshal. "Once you’ve composed a message and hit Send, you’ll see a ‘Sending’ notification at the bottom of your screen, along with an ‘Undo’ button.... unlike the web version, there isn’t an option to extend the time limit."

ZDNet | "Gmail's not entirely confidential 'confidential mode' expiry-date email feature is now available on mobile apps," writes Liam Tung.

Ars Technica | Both could launch alongside or shortly after new iPhone and iPads this year.

Lifehacker | "Woe is the Chrome user who has an overflowing Bookmark Bar — or worse, that single folder they use to store anything interesting they see online," writes David Murphy. "In this guide, I’m going to go over a few techniques you can use to keep yourself from feeling overwhelmed with bookmarks — and what to do if you already are."

MakeUseOf | If you’re sharing several links in one message in Slack, it can get pretty cluttered and messy. Slack gives you several ways to remove those links and make it easier to follow what’s happening in your channels.

Network World | It’s no secret that enterprise personnel no longer work in the same manner as they did in the past. The real mystery is why we keep trying to resolve today’s IT issues with yesterday’s processes and systems.

Dark Reading | There are three main reasons why the field has been more welcoming for women. Can other tech areas step up?

Several People Are Typing | Today Slack is happy to share that they will add an additional $427 million of investment at a post-money valuation of more than $7.1 billion. This Series H equity round is in addition to the $841 million previously raised.