You can read about it from this Osnews.com article: Haiku R1 beta 1 released

Read about it at macrumors.com, here…

 According to the development mailing list, Haiku OS Beta 1 is almost at hand…   Check out the story on osnews.com, here.

Go here and watch the Keynote today. 10am Pacific, 11am Mountain, 12pm Central and 1pm Eastern.  

Check it out… https://www.bloomberg.com/news/articles/2017-12-20/apple-is-said-to-have-plan-to-combine-iphone-ipad-and-mac-apps UPDATE: Apple Still Expected to Allow iPhone and iPad Apps to Run on Macs Later This Year