Archives: FAQ

What is ‘catfishing’?

Catfishing: The phenomenon of internet predators that fabricate online identities and entire social circles to trick people into emotional/romantic relationships (over a long period of time). Possible motivations: revenge, loneliness, curiosity, boredom. The term catfishing was inspired by the 2010 documentary Catfish. A catfish is someone who assumes a false identity on the Internet using …

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SSD's in drawer

I have unplugged my SSD drive and put it into storage. How long can I expect the drive to retain my data without needing to plug the drive back in?

It depends on the how much the flash has been used (P/E cycle used), type of flash, and storage temperature. In MLC and SLC, this can be as low as 3 months and best case can be more than 10 years. The retention is highly dependent on temperature and workload. [source: http://www.dell.com/downloads/global/products/pvaul/en/solid-state-drive-faq-us.pdf ]

Which companies provide OS X cloud hosting?

Surprisingly few! I’m not sure why, but it appears only a few of the many companies providing cloud hosting have support for OS X. Here’s a (probably incomplete) list: HostMyApple MacinCloud MacStadium vmOSX Xcloud Xcodeclub (Does your cloud host supports OS X? Let me know!)

What does [xx]% uptime mean in reality?

SLA’s (Service-level agreements) quite often contain promises like ‘95% uptime’, ‘99% uptime’ or ‘99.99% Uptime SLA’. But what does this mean in reality? Here’s a table with the most common values of high availability:

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