to get data on mobility from Apple/Google</span>
<span class="fu"><a href="https://rdrr.io/r/base/library.html">library</a></span>(<span class="no">dplyr</span>) <span class="co"># for joining, piping data frames</span>
<span class="fu"><a href="https://rdrr.io/r/base/library.html">library</a></span>(<span class="no">lubridate</span>) <span class="co"># for dealing with our date data</span>
<span class="fu"><a href="https://rdrr.io/r/base/library.html">library</a></span>(<span class="no">sf</span>) <span cl