Installing cheat engine?
Yep, it's safe to download it but your virus scanner might pick it up as a trojan/virus. But it's safe as long as you download it from the main site http://cheatengine.org/download.php
Is there a way to run YouTube in the background on Android?
It doesn't ?So this is a simple hack I discovered while using YouTube to hear 70’s English songs!Steps-Create a YouTube Playlist.Add first video such that it is either deleted from Youtube or is Unavailable in your Country.( Here is one such deleted video: Bryan Adams - (Everything I Do) I Do It For You )Now all the videos you want in your playlist. Done?The Hack begins now:Click on the first video. i.e. video discussed in step 2 above.Minimise the app using the home button as soon as you click on the video.Enjoy the Next Video Music Playing in the Background.Let me know if it works on your device.Other tricks:copy the link in your browserClick on the settings> Request Desktop site✓Minimise the Browser. Press the play button. Here you go Champ!