# smooth estimates can evaluate a so soap film

    Code
      print(sm_so)
    Output
      # A tibble: 10,160 x 9
         .smooth .type     .by   .estimate   .se .bndry .loop      v     w
         <chr>   <chr>     <chr>     <dbl> <dbl> <lgl>  <int>  <dbl> <dbl>
       1 s(v,w)  Soap film <NA>         NA    NA FALSE     NA -0.9    -0.9
       2 s(v,w)  Soap film <NA>         NA    NA FALSE     NA -0.857  -0.9
       3 s(v,w)  Soap film <NA>         NA    NA FALSE     NA -0.813  -0.9
       4 s(v,w)  Soap film <NA>         NA    NA FALSE     NA -0.770  -0.9
       5 s(v,w)  Soap film <NA>         NA    NA FALSE     NA -0.726  -0.9
       6 s(v,w)  Soap film <NA>         NA    NA FALSE     NA -0.683  -0.9
       7 s(v,w)  Soap film <NA>         NA    NA FALSE     NA -0.639  -0.9
       8 s(v,w)  Soap film <NA>         NA    NA FALSE     NA -0.596  -0.9
       9 s(v,w)  Soap film <NA>         NA    NA FALSE     NA -0.553  -0.9
      10 s(v,w)  Soap film <NA>         NA    NA FALSE     NA -0.509  -0.9
      # i 10,150 more rows

