"Last Friday, we detailed on our engineering blog that this is going to be a rocky few weeks. We're working through tweaks to our system in order to provide greater stability at a time when we're facing record traffic," the post by Twitter representative Sean Garrett read. "As we go through this process, we have uncovered unexpected deeper issues and have even caused inadvertent downtime as a result of our attempts to make changes."
Prolonged and embarrassing outages hit the service once again.
CNET: Twitter acknowledged Tuesday that "from a site stability and service outage perspective, it's been Twitter's worst month since last October." It's a big embarrassment for a company that, over the past year or two, has managed to clean up its reputation for technical instability and that this spring one-upped critics by unveiling a business model that looks like it might actually work.