Re: SpaceX is a go for April 30th: 1st commercial launch to space stat
The cargo is cheap, but it is certainly important cargo, including food and water which is pretty much required. As far as I can tell it's not carrying oxygen, fuel or medical supplies, but I'd guess the last Progress mission carried a few of those that would last for some time.
R.I.P. Admiral James T. Kirk (2233-2267, 1969, 2267, 1930, 2267-2268, 1968, 2268-2269, Serpeidon Middle Ages, 2269, 2237, 2269-2286, 1986, 2286-2293, 2371)