old.stealth.js with Continue on mature content works?!

This is main.stealth.js from commit 64d0ba8ce7
plus name of the current game and Continue on mature content.
Why does this work and the current main.stealth.js gets the hcaptcha?

old.stealth.js

@@ -0,0 +1,73 @@
+const { existsSync } = require('fs');
+if (!existsSync('auth.json')) {
+  console.error('Missing auth.json! Run `npm login` to login and create this file by closing the opened browser.');
+}
+
+const { chromium } = require('playwright');
+
+(async () => {
+  const browser = await chromium.launch({
+    channel: 'chrome',
+    headless: false,
+  });
+  // https://github.com/berstend/puppeteer-extra/issues/454#issuecomment-917437212
+  const originalUserAgent = await (await (await browser.newContext()).newPage()).evaluate(() => { return navigator.userAgent });
+  console.log(originalUserAgent);
+  const context = await browser.newContext({
+    storageState: 'auth.json',
+    viewport: { width: 1280, height: 1280 },
+    userAgent: originalUserAgent.replace("Headless", ""),
+  });
+  const enabledEvasions = [
+    'chrome.app',
+    'chrome.csi',
+    'chrome.loadTimes',
+    'chrome.runtime',
+    'iframe.contentWindow',
+    'media.codecs',
+    'navigator.hardwareConcurrency',
+    'navigator.languages',
+    'navigator.permissions',
+    'navigator.plugins',
+    'navigator.webdriver',
+    'sourceurl',
+    // 'user-agent-override', // doesn't work since playwright has no page.browser()
+    'webgl.vendor',
+    'window.outerdimensions'
+  ];
+  const evasions = enabledEvasions.map(e => new require(`puppeteer-extra-plugin-stealth/evasions/${e}`));
+  const stealth = {
+      callbacks: [],
+      async evaluateOnNewDocument(...args) {
+          this.callbacks.push({ cb: args[0], a: args[1] })
+      }
+  }
+  evasions.forEach(e => e().onPageCreated(stealth));
+  for (let evasion of stealth.callbacks) {
+      await context.addInitScript(evasion.cb, evasion.a);
+  }
+
+  const page = await context.newPage();
+  await page.goto('https://www.epicgames.com/store/en-US/free-games');
+  // await expect(page.locator('a[role="button"]:has-text("Sign In")')).toHaveCount(0);
+  await page.click('button:has-text("Accept All Cookies")'); // to not waste screen space in --debug
+  await page.click('[data-testid="offer-card-image-landscape"]');
+  // TODO check if already claimed
+  const game = await page.locator('h1 div').first().innerText();
+  console.log('Current free game:', game);
+  // click Continue if 'This game contains mature content recommended only for ages 18+'
+  if (await page.locator(':has-text("Continue")').count() > 0) {
+    console.log('This game contains mature content recommended only for ages 18+');
+    await page.click('button:has-text("Continue")');
+  }
+  await page.click('[data-testid="purchase-cta-button"]');
+  await page.click('button:has-text("Continue")');
+  // it then creates an iframe for the rest
+  // await page.frame({ url: /.*store\/purchase.*/ }).click('button:has-text("Place Order")'); // not found because it does not wait for iframe
+  const iframe = page.frameLocator('.webPurchaseContainer iframe')
+  await iframe.locator('button:has-text("Place Order")').click();
+  await iframe.locator('button:has-text("I Agree")').click();
+  await page.pause();
+  await context.close();
+  await browser.close();
+})();