However, tmr.time() function is broken with 0.9.6-dev_20150704. When I ran =tmr.time() a few times in a row, it jumps up and down, see below:
=tmr.time()
21007
> =tmr.time()
20819
> =tmr.time()
20826
> =tmr.time()
20838
> =tmr.time()
20837
> =tmr.time()
20815
> =tmr.time()
20795
> =tmr.time()
20857
> =tmr.time()
20826
> =tmr.time()
20820
> =tmr.time()
20830
> =tmr.time()
20893