According to the historical records, cyberattacks targeting critical infrastructure do not seem a fresh thing in Iran... I bet it would very likely happen again.
The recent attack on Iran's Railway Network is the latest in a series of cyber-attacks targeting Iran's government institutions, including its Railway Company. In July 2021, the hacker group Gonjeshk-e-Darande disrupted railway operations by infiltrating the Ministry of Roads and Urban Development and forcing a switch to manual train management.
Super interesting question! As of March 21, 2024, the Habitable Worlds Catalog (HWC) lists up to 70 potentially habitable worlds out of over five thousand known exoplanets. In the following one year, I doubt whether another 5 more exoplanets can be found. Say 50% as my benchmark now