I thought (and posted as such since the beginning Threads was launched) and still think the same that user engagement may not be lasting on Threads if it is just a clone.  

POSTiN aims to have several compelling use features for daily work and play besides having the same features as Twitter. 

https://www.msn.com/en-us/money/companies/mark-zuckerberg-s-threads-is-a-fad-that-won-t-last-tech-analyst-predicts-i-d-rather-eat-broccoli-for-the-full-day-than-be-on-threads/ar-AA1dMbMF?rc=1&ocid=winp1taskbar&cvid=42101c7424b04fa6cb92e013af6f9076&ei=33