not to distract from your valid points but, when used properly, Caffeine + Reactor can work together really nicely [1]. [1]: https://github.com/ben-manes/caffe

not to distract from your valid points but, when used properly, Caffeine + Reactor can work together really nicely [1]. [1]: https://github.com/ben-manes/caffeine/blob/master/examples/coalescing-bulkloader-reactor/README.md https://github.com/ben-manes/caffeine/blob/master/examples/c...