A gardening game created by a teenager on online platform Roblox has attracted a record 21 million simultaneous players, a figure rarely seen in the industry.

The popular game platform, overwhelmingly filled with kids and teenagers, has more active players than all Steam games combined.

A gardening game created by a teenager on online platform Roblox has attracted a record 21 million simultaneous players, a figure rarely seen in the industry. "(But) I think we can be confident it ...