So you’ve got multiple accounts on the same web service, let’s say Google, Twitter or Facebook, and you would like to sign into all of them simultaneously while keeping each session separate from the others? If you use Google Chrome as your primary web browser, you can do that with ease, thanks to the simple and highly useful extension by the name of Identity Mask. It’s a small Chrome extension that lets you sign into multiple accounts in conjunction, for let’s say one that you use at work and the other for your personal use, within the same browser window, and you don’t even have to launch a separate incognito mode just for the purpose. Details to follow.