The value created by a new chat application is approximately zero. This is a problem solved since late 1990s and is now well into extracting the diminishing re

The value created by a new chat application is approximately zero. This is a problem solved since late 1990s and is now well into extracting the diminishing returns phase. The market for chat applications is nearly zero sum game for a while. In case of Slack, its continued losses every year is a good indicator of its zero value.