E-cigarettes produce a number of dangerous chemicals including acetaldehyde, acrolein, and formaldehyde. These aldehydes can cause lung disease, as well as cardiovascular (heart) disease. E-cigarettes also contain acrolein, a herbicide primarily used to kill weeds.
For the Microsoft account during install you can just type: a@a.com as username and a as password, then submit. It'll then tell you this account is blocked or doesn't work and allows you to create a local account instead.
If it was the kernel, everyone would have this complaint. It's a combination of the kernel and packages.