Asking if you should buy a game now or wait for a sale isn't allowed, asking when a game will go on sale is not allowed, asking how big of a discount a game might get is not allowed. Use SteamDB to look at sale histories on games. Source: 7 months ago

Here's how to cure you from your buying habit, checkout https://steamdb.info/, check the price history of the game you're thinking of getting. Most likely it's on sale once every odd month, and discount percentages are only ever increasing over time. So really you can just buy it when you think you have time to play it soon. Source: 7 months ago

Correct, it's trending on https://steamdb.info/ if you look at the panel, some games will show zero players. But OP is wrong, other games are trending too. Source: 7 months ago

Asking if you should buy a game now or wait for a sale isn't allowed & asking when a game will go on sale is not allowed. Use SteamDB to look at sale histories on games. Source: 7 months ago

You can use the Steam console to download older versions as described here. You can get the depot and manifest IDs from SteamDB. Source: 7 months ago

I actually do not have a barter.vg account--have not gotten around to really fiddle around and make an account there :< I do have an IGSRep page. Source: about 1 year ago

Sure, add me on steam. Do you have a barter.vg account? You can find my steam profile on barter. Source: about 1 year ago

Barter.vg has a very good database of bundles. Source: about 1 year ago

I've got a https://barter.vg/u/907c/w/ wishlist that's just my steam wishlist, and if anyone has anything on there, or has a list of games they're offering, lmk. Source: about 1 year ago

I've been using barter.vg for some weeks now, and, even if I traded successfully many times and found a great community, I find their system pretty time-consuming and requiring a bit too much of effort for concluding even modest trades. Source: about 1 year ago