Chromeless looks promising. Being able to run a load of scrapers in parallel at certain times could be useful if time sensitivity is an issue. E.g someone sends

Chromeless looks promising. Being able to run a load of scrapers in parallel at certain times could be useful if time sensitivity is an issue. E.g someone sends you a batch of URLs to screenshot and each site takes a while to render. You could use lambdas to run all those processes in parallel instead of wasting money keeping capacity lying around just for those spikes.