I have various folders mapped to RAM, like e.g. /var/tmp. This has many uses, as you said. E.g. sometimes even just downloading a video stream to disc creates

I have various folders mapped to RAM, like e.g. /var/tmp. This has many uses, as you said. E.g. sometimes even just downloading a video stream to disc creates a temporary file in the destination folder for every fragment. I just d/l those into /var/tmp first and then mv the finished video to where it's supposed to live. I'm sure both my SSD and HDD are grateful! =)