Computer Modern is very thin. I personally prefer Computer Concrete, in a similar vein, because it is simpler and easier to read on low-DPI displays. Although I

Computer Modern is very thin. I personally prefer Computer Concrete, in a similar vein, because it is simpler and easier to read on low-DPI displays. Although I’m not sure about this, it feels as though Computer Modern was designed to take into account a bit of bleed, which is why it looks better as a high-resolution inkjet print. Regardless of which font you use, TeX will produce a much higher quality document (esp. math) than Word, at the expense of an upfront time investment in learning to use it.