How to use Skype without an account

Skype recently added an interesting new feature that allows anyone to use the free version of the messaging app without an account. To use it without an account, you must use Skype for Web; however, account holders can still join in using a regular Skype client. This is an extension of a feature Skype rolled out in October 2015, which allowed Skype users to add non-Skype users to their conversations. When you use Skype's account-free options, you're considered a guest. All conversations are base...