5.1

There are tools to make our passwords more secure. ( ipassword, LastPass)
Two step verification is also useful to prevent people from accessing my account.
VPN is software that enable us to use IP address of a foreign country.
To make the essay compact, shortening of words is efficient.
It will be(is?) possible to clone softwares of PC online. Physical hard disc is destined to be broken eventually. So, the idea of storing data and systems online is nice.

HW is to check partner's introduction from structural and linguistic view by Tuesday.
We should write perfect, amazing, super-duper, fantastic and no-problem introduction.