Her only conclusion stated in this is that using tide gauges for short-period measurements are unreliable.
If you aren't concerned, it's probably because you aren't coastal.
EDIT: Oh, and I'll note that tidal gauges began usage in the 1800's and have since fallen out of style, precisely because they were not super accurate.
https://www.climate.gov/news-featur...en-tides-200-years-measuring-global-sea-level
More accurate measurements show the rate of increase between 1993 and 2010 to be approximately 3.2mm/yr.