Weekend markets have been sprouting all over in the metropolis for the past few years. In the midst of what may look like a crowded affair, there are a proud few that stand out for their longevity (in this case, those existing for more than 5 years) and the loyal patrons who regularly spend their weekends there. One of those proud few is the feature of this entry today: the SIDCOR Sunday Market, known to some as the great weekend market of the north. The SIDCOR Sunday Market also happens to be one of the oldest (if not the oldest) weekend markets regularly held in the Metropolitan Manila area, having…