Not so fast. People have said this about gittip (now Gratipay), Patreon, Twitch, and now YouTube and Facebook. All of these have been mixed blessings. Here's an article about how Patreon doesn't work out even when everything goes smoothly: https://theoutline.com/post/2571/no-one-makes-a-living-on-pa... "After launching my Patreon, I struggled for months to find work. Patreon filled my downtime, and became a full time…
Patreon by no means should be expected to guarantee you find backers. They (and services like them) make it easy to concentrate on your content/creation, and less on the nitty-gritty details of how to collect your patrons' money. That doesn't mean it's easy to get patrons (or even should be), because, you know, you have to produce something that they want to pay to support. It just means that the logistical details of how to collect money from people who want to give it to you, should not take up much of your time.
If you have realistic expectations about what Patreon (or any other crowdfunding tool) should be expected to do, I think it's working out just fine.