How my site went from 20 hits a day to 5 MILLION in a week for no extra cost

On the 6th of March 2016 I posted on reddit about my new release of my Google Play Music Desktop Player. A few hours later I logged back in and my inbox had over 600 replies, I rushed over to look at my website statistics and saw the server was getting absolutely hammered with requests. Here began the 12 hours of "just keep the damm site up", the site was being hosted on a $5 a month Digital Ocean droplet and I was amazed it hadn't crashed already. I had set up no caching and it was serving all requests »