No, this has nothing to with micro-services. The point here is that in Java, most frameworks are huge systems violating the "single responsibility principle", a

No, this has nothing to with micro-services. The point here is that in Java, most frameworks are huge systems violating the "single responsibility principle", and instead do everything. Currently, it's a movement to split these things into smaller, reusable parts. Heck, even Spring is looking good now. Many smaller projects, not a huge jar.