Jill Goldsmith Co-Business EditorHeat around music video sharing app Tiktok racheted up Friday as President Donald Trump said he’s considering taking steps to ban the service, which is owned by Chinese company ByteDance amid reports that Microsoft — yes Microsoft — is interested in buying it.The Committee on Foreign Investment in the United States has been weighing whether the Trump Administration should force Beijing-based ByteDance to sell TikTok’s U.S. operations.