E-commerce company not enamored of the activist investor's suggestion of spinning off the online payments provider.
Mason's departure follows another disappointing earnings report as Groupon's stock takes another beating.
Losing its leadership position in Canada may be the least of RIM's worries after the company reports its quarterly results next week.
Surveying several analysts, Bloomberg says that RIM may have sold just 490,000 PlayBooks during the company's fiscal second quarter, leading them to lower their full-year forecasts.
New figures show increased use of adware to deposit malicious software on victims' desktops, according to Panda Security.
As gas prices soar, more and more drivers are realizing that a few minutes online can really pay off at the pump.
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