I think it's 100% possible. The success and time to market will anyways depend on you as an entrepreneur. Several years ago I've found Peter Levels on twitter. He is an indie maker. He wrote a nice book that can help you with motivation to start. Here is the link: https://makebook.io/. Source: over 2 years ago

Not affiliated but you might want to check out levelio's book makebook. It has good coverage of most basic stuff, useful for engineers like me who aren't that adept in sales and marketing. [1] https://makebook.io/. - Source: Hacker News / almost 3 years 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, asking how big of a discount a game might get is not allowed. Use SteamDB to look at sale histories on games. Source: 6 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: 6 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: 6 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: 6 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: 6 months ago