Counts
Some Vi commands which do not accept a count now accept one
p
P
Given counts, text will be yanked (in Vi’s sense) that many times. Thus 3 p is the same as p p p.
o
O
Given counts, that many copies of text will be inserted. Thus o a b c ESC will insert 3 lines of ‘abc’ below the current line.
/
?
Given a count n, n-th occurrence will be searched.