Negative news always affect your decision,so, don't focus on it, instead find other important information regarding usdt to eliminate your doubt on it. USDT is a very useful stable coin which the value is equivalent to one US dollar. Also it is helpful to avoid the volatility of other coins or tokens in cryptocurrency. Although there are other stable coins in crypto space, I must prefer to use usdt. It's up to you if you will still find other stable coins to use.