Some things are outdated, others are not. This a random picture that you find with a simple "Steam vs Epic" on Google.
The concerns about Chinese spyware are because of the Tencent, with has a 40% of Epic Games. EGS make a vast data collect on your computer, so this raised some eyebrows.
A few hours ago, Resetera’s member ‘Madjoki’ discovered that Epic Launcher collecting players’ Steam friends and play history. Going into more details, Madjoki found out that Epic Games Launcher on start up searches for Steam install and proceeds to get list of files in your Steam Cloud. This...
www.dsogaming.com
Where there is fire there can be a fire. Facebook denied spying on its billions of users until they were caught red handed. The US government NSA were caught spying on millions of citizens until Edward Snowden exposed them.
Tencent be a part of Epic Games and Tencent with China's government involvement, it becomes very dubious / suspicious.