While serving as a place for information and support, many considered the crowd-sourcing going on at Reddit (and elsewhere) to be counterproductive to official activity and harmful to innocent people, which it apparently was.
"[Though] started with noble intentions, some of the activity on Reddit fueled online witch hunts and dangerous speculation which spiraled into very negative consequences for innocent parties," wrote Martin, linking to a story on missing Brown University student Sunil Tripathi, whom some Redditors tied to the bombings.
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Reddit has a personal information policy in place to try to avoid these types of situations, but in this case, the rules fell perilously short.
Other bite-sized things have happened in tech and we've gathered them up for your perusing pleasure.