>>However, it gives you a sense of insecurity around cost - A single bad cron job running a query every sec can blow up your cost (real-life experience). Only

>>However, it gives you a sense of insecurity around cost - A single bad cron job running a query every sec can blow up your cost (real-life experience). Only if you're using on-demand. Instead reserve some slots and pay flat rate. The minimum quantity is very low, and the minimum time is 1min.