Why Weird Licence

[kylehowells]

Important: This free software is provided under the MIT licence (X11 license) with the addition of the following condition:

This Software cannot be used to archive or collect data such as (but not limited to) that of events, news, experiences and activities, for the purpose of any concept relating to diary/journal keeping.
The full licence can be found at the end of this document.

Why is this extra clause added against 'diaries'? It just seems incredibly random and strange to put random restricts in.