Post-science is the architect of 4 biggest (multi-trillion) businesses (The businesses are connected): 1. Infinite Spreadsheet Decision Center 2. Computer Newspaper (for collecting input data for the Infinite Spreadsheet) 3. Universal Permanent Number (for assigning globally searchable distinct integer names to permanent entities, such as DNA, people, books) 4. Completely Automated Self-Checkout (an application of Universal Permanent Number)