What type of hovertext do people prefer?

There is the option to make an entire sentence highlighted for hovertext (as in Tut_4) or using a single + character highlighted at the end for hovertext  (as in Tut_5). What do people prefer?

[Tut_4 style](null)

Tut_5 style.[+](null)

Or potentially.[[+]](null)
