{"version":"1.0","provider_name":"Rainbow Dash Network","provider_url":"http:\/\/rainbowdash.net\/","type":"link","title":"Doctor Science, PHD (praxis)'s status on Monday, 23-Apr-12 05:08:10 UTC","author_name":"Doctor Science, PHD (praxis)","author_url":"http:\/\/rainbowdash.net\/praxis","url":"http:\/\/rainbowdash.net\/notice\/1262924","html":"@<span class=\"vcard\"><a href=\"http:\/\/rainbowdash.net\/user\/10039\" class=\"url\" title=\"Claire\"><span class=\"fn nickname\">clarity<\/span><\/a><\/span> sorry for the late reply. actually calc is used for alot of practical things. like optimization of costs with differentiation or finding volumes of obscure shapes like those of swimming pools."}