"Why wont my ps4 show up on my tv?"に関する回答I know this is a old thread but I think there are two ports on the back of the PS4: one hdmi in and one hdmi out. Check that you haven’t plugged it into the hdmi in.
"Need a new ssd for my mid 2015 MacBook air"に関する回答It seems you can get one from iFixit here. OWC Aura Pro X2 SSD Here is a guide MacBook Air 13" Early 2015のSSD交換
"2007 MacBook Pro 3 hd drives, 1 screen replaced: what's recyclable"に関する回答Some people still use these old MacBooks today. If you disassemble the MacBook into the main parts like the logic board and the top display assembly and sell the parts on eBay for people who still use these MacBooks you can make a little bit of money and help other people fix these laptops.