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I have lived in the student campus during my college years and I support your opinion with actual facts, with my own experience. I am telling you, there is no way you can keep your notepad clean and risk free while being connected to the internet service provider in campus unless you make sure to install one of those server maintenance programs that keep your computer safe from internal threats.
if you have a desktop computer, you could purchase a USB 3.0 card. it will be cheaper than buying a new computer. of course, if you don't have USB 3.0 devices then why do you need it? the primary benefit of USB 3 over USB 2 is that it provides faster data transfer from the device to the PC, even speeding up USB 2 devices.