Which lead to Republican senators using another procedural technique (refusing unanimous consent) to slow down appointments.[1] This means appointments were delayed for days, and even weeks, after which time the same obstructing senators often voted for the appointee anyways.
It's disingenuous to claim that appointments would go through scot free after Reid altered Senate procedures.
1: http://www.huffingtonpost.com/2014/05/21/senate-filibuster-r...
This [1] shows a breakdown that includes filibusters of nominations.
To further refute your point, the appointment relevant to the discussion, Wheeler, assumed office after the rule change[2].
[1] http://www.nytimes.com/interactive/2013/11/21/us/politics/se...
These holds have been common practice and they are very rarely publicized.
Other than that, I guess you don't follow the news much. Harry Reid changed the Senate Rules in 2013 to disallow filibusters of appointments.
http://www.washingtonpost.com/politics/senate-poised-to-limi...