in Roblox typically refers to Server-Side scripts, which run directly on the game's server rather than the local client. In the context of "Info Trackers," these are often used for logging player data or monitoring server activity. Developer Forum | Roblox Core Functionality of SS Info Trackers

Headline: The Allure of the Invisible: Inside the Hunt for ‘Free Roblox Info Tracker Scripts’

Script:

Players.PlayerAdded:Connect( accountAge = player.AccountAge userId = player.UserId

No. It is not worth it.