NZBGeek an indexer offer a trial and Usenet farm offer a 10 GB trial if you want to test it. If you want usenet to get it you look for deals. You got two ways for usenet either ultimate or block (basically prepaid you pay for data and they don't expire you get them forever)
Block 6 TB for €15 (2800+ retention ) : https://bulknews.eu/en/%C2%A0 and use the code bf241.
NZBGeek an indexer costs $12 a year they also offer deals throughout unfortunately black Friday is over so no deals now.
If you got this you get a total of $27.62 for the year which is $2.3 per month.
Of course if you are comfortable with torrent just stay on torrent and maybe use IRC for anything you can't find a torrent for.
It is nothing to be embarrassed about, usenet is very old which is why most people don't knwo about it. Usenet has been around since 1980. You can refer to the below link for more info.
https://reddit.com/r/usenet/wiki/faq
https://en.m.wikipedia.org/wiki/Usenet