Yes. This is how you discourage people from doing OSS. "You can't stop me" argument leads to a slippery slope and if you care about the open-source you see it differently. Not because you can, but because of the consequences of your doing.
I get that this is inconvenient for Elastic, but it’s good for users.
> The Apache License is a permissive free software license written by the Apache Software Foundation(ASF).[6] It allows users to use the software for any purpose, to distribute it, to modify it, and to distribute modified versions of the software under the terms of the license, without concern for royalties