I'm the [idiot](https://i.sstatic.net/icooB.jpg) who posted that question and all the answers to that question as well.

Depending on what you're exactly asking:

* Is it allowed to write your own question and answer it yourself?
  * Yes [that's allowed](https://askubuntu.com/help/self-answer)!
* Is it allowed to put a bounty on a question *after*  it has been answered?
  * Yes, [that's allowed](https://stackoverflow.blog/2011/09/23/bounty-reasons-and-post-notices/)!
* Is it allowed to write multiple answers to the same question?
  * Yes, [only asked a few days ago](https://meta.askubuntu.com/questions/17870/multiple-solutions-in-answer)...
* Is it allowed to upvote that question and all its answers?
  * Yes, **Please!  Go ahead!**

# :-)