Adding tables + improve structure of strengths and limitations

[LuisHeinzlmeier]

Adding tables to compare the benefits and limitations of "Sequencing generations" and "Single-cell sequencing protocols". This would make it easier for the reader to compare differences.

Maybe shorten the first paragraphs (see here).

Using these icon:
https://fontawesome.com/icons/thumbs-down?f=classic&s=solid
https://fontawesome.com/icons/thumbs-up?f=classic&s=solid

[Zethson]

Yes! I'm all for it.