TL;DR:   Keeprix costs $95.99 (reg. $159.99)  and gives Windows and Mac users a desktop tool for saving videos for offline watching and building a more permanent media library. Streaming has gotten weirdly unreliable for something that was supposed to make watching stuff easier. One night, you’re dealing with a serious buffering problem, and then before you know it, the entire title has disappeared into the void. Then you’re on a plane, in a hotel, or stuck with terrible Wi-Fi, and suddenly “I’ll just watch it later” turns into a time-sucking hoop jump.  Keeprix All-in-One Streaming Video Downloader, now just $95.99 (reg. $159.99) , is basically for people who are so painfully over that entire routine. Keeprix All-in-One Streaming Video Downloader It saves videos to a Windows or Mac computer as MP4 or MKV, so the movie, show, or clip is on your machine instead of floating around in the streaming universe, waiting to fade away or act up.…