I don't, because if that happens either others will have done a more thorough job (because it's something they care about - I have my own obsessive areas that I'm the one doing that stuff for), or if they haven't then I have much bigger problems to deal with (e.g. war in Europe).
What procedures do you take to save and archive your games?
For example; GOG games - what happens if they were to shutdown their busieness. How would you archive these games if you had to?
Samsung, Google take on Dolby Atmos with new 'Eclipsa Audio' (www.theverge.com)