Rando friends can see your Facebook Stories and you can't stop it

Facebook Stories are... well, they're a lot. 
The feature is the latest and most drastic step in the Snap-ification of Facebook and its properties, as Instagram, Messenger, and WhatsApp have all added the ability to share quick, ephemeral image and video slices of your life with your friends and followers. 
That's all well and good — it's fun to share the fun moments of your life with your closest friends. But unlike the photo-centric Instagram, where Stories have been a huge suc