pretty_bytes            Bytes in a human readable string
pretty_color            Color definition (like RGB) to a name
pretty_dt               Pretty formatting of time intervals (difftime
                        objects)
pretty_ms               Pretty formatting of milliseconds
pretty_num              Linear quantities in a human readable string
pretty_p_value          p-values in a human-readable string
pretty_round            Round a value to a defined number of digits
                        printing out trailing zeros, if applicable
pretty_sec              Pretty formatting of seconds
pretty_signif           Round a value to a defined number of
                        significant digits printing out trailing zeros,
                        if applicable
prettyunits             Prettier formatting of quantities
time_ago                Human readable format of the time interval
                        since a time point
vague_dt                Human readable format of a time interval