603: Too Smart to Move

4953.527 - 4980.884 John Siracusa

On the server, if I added 1,000 rows to the table that keeps track of everyone's status of episodes, every time someone subscribed to a podcast at 1,000 episodes, it would take way more space and be way heavier and way more expensive to host. And more servers, larger backups, everything. Data size affects cost substantially. So that would be very bad. So on the server, I do tricks like...