Financial analysts forecast another downturn for Apple's iPhone, Mac

Apple later today will again announce a downturn for all three of its primary product lines, according to a group of independent and institutional financial analysts.
The June quarter results will nearly mirror those of the first three months of 2016, when Apple reported selling 16% fewer iPhones than in the same period in 2015, marking the first time since the 2007 roll-out that sales for the iconic smartphone contracted on a year-over-year basis.
According to Philip Elmer-DeWitt, who formerly