According to news reports, Research in Motion (RIM) says that the two BlackBerry outages - one last week and one this week - appear to be caused by flaw in recently released versions of Blackberry Messenger software.
This story in PC Magazine quotes a RIM press release saying that the:
"Root cause is currently under review, but based on preliminary analysis, it currently appears that the issue stemmed from a flaw in two recently released versions of BlackBerry Messenger (versions and that caused an unanticipated database issue within the BlackBerry infrastructure."
"RIM has taken corrective action to restore service."
Yesterday, Blackberry users across the Americas could use their phones to make calls and receive text messages, but were not able to receive messages or chat via BlackBerry Messenger.

RIM is telling users to upgrade to BlackBerry Messenger versions

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Why the Internet Needs the InterPlanetary File System

Peer-to-peer file sharing would make the Internet far more efficient

12 min read
An illustration of a series
Carl De Torres

When the COVID-19 pandemic erupted in early 2020, the world made an unprecedented shift to remote work. As a precaution, some Internet providers scaled back service levels temporarily, although that probably wasn’t necessary for countries in Asia, Europe, and North America, which were generally able to cope with the surge in demand caused by people teleworking (and binge-watching Netflix). That’s because most of their networks were overprovisioned, with more capacity than they usually need. But in countries without the same level of investment in network infrastructure, the picture was less rosy: Internet service providers (ISPs) in South Africa and Venezuela, for instance, reported significant strain.

But is overprovisioning the only way to ensure resilience? We don’t think so. To understand the alternative approach we’re championing, though, you first need to recall how the Internet works.

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