The curtain came down on the playing career of the multiple European Cup winner last weekend and coaching might be a route which O'Brien selects for the next stage of his life.
Josh Beaumont highlights the importance of the RPA's Restart Rugby Weekend plus he looks ahead to Sale's Champions Cup quarter-final and discusses why there are reasons to be positive about rugby in the North-West.
Before the beginning of the season, not many followers of the National Leagues would have predicated Caldy and Sale FC to be battling it out for a place in the Championship.
Rosslyn Park vs Blackheath will have a bearing on both ends of the third tier but all eyes will be on the summit of National Two North as the title race hits a pivotal moment.