Despite almost no detail of how it will play out the announcement by the PGA Tour and the Saudi Arabian Public Investment Fund that they have ceased legal hostilities and will instead join forces has rocked the golf world. What does it mean? Who knows but there is much to speculate on. It's also not the only thing happening in the golf world with a most intriguing US Open coming up at the Georgee Thomas designed LACC next week plus the release of co host Geoff Shackelford's latest book.