Many alternative newspapers covering the LGBT community have closed in recent years, because coverage is now available in mainstream papers. This is an example of which of the Seven Truths

Truth #1: Social Change through Technology

Explanation:

Truth number 1 refers to the change in society, its preferences and customs based on the advancement of technology. As technology advances, some customs and preferences are left behind because the advancement of technology makes a certain aspect of citizens' lives easier and more accessible. Technology reinvents the way of doing things and that changes society.

An example of this can be seen in the question above, where many alternative newspapers covering the LGBT community have been closed in recent years, because coverage is now available in major newspapers.