Now Periscope Lets You Sign up Without a Twitter Account

Finally, the update allows a user to change her avatar. You can use any image in your camera roll, or you have the option to take a new photo.
Taken together, the updates indicate that Twitter is looking to aggressively grow the app's footprint beyond the wordy confines of its text-based platform. The strategy is particularly interesting considering Meerkat's recent update, which also reduced its reliance on Twitter.
With both live-streaming apps moving away from Twitter dependence, their growth will likely be more affected by user experience and service reliability than ever before.