Remove some YouTube subscriptions (but more are loaded when I scroll so voilà) #WorksOnMyComputer

run.js

// Go to https://www.youtube.com/feed/channels
async function wait(cb) {
	return new Promise(resolve => {
		cb();

		setTimeout(resolve, 250);
	})
}

async function run() {
	for (const s of Array.from($$("#content-section"))) {
		await wait(() => s.querySelector("#notification-preference-button button").click());
		await wait(() => {
			const nodes = $("#contentWrapper").querySelectorAll("tp-yt-paper-item");
			Array.from(nodes)[nodes.length - 1].click();
		})
		await wait(() => $("#confirm-button button").click())
	}
}

run();