My mistake was that I forgot to allow 'e' the second time I wrote the binary
reader. So it would have properly read the file like this:

#declare vase3 = lathe { bezier_spline
60,
<0,-0.000017>,<18.436071,-0.18687>,<57.822473,-0.194004>,<65,-0.000017>,
<65,-0.000017>,<72.371514,0.969919>,<75,1.515183>,<75,6.060883>,
<75,6.060883>,<75,10.606583>,<70.205602,14.647183>,<75.761441,19.192883>,
<75.761441,19.192883>,<110.289787,41.122087>,<99.870143,90.586982>,<121.938237,115.043616>,
<121.938237,115.043616>,<161.578182,158.973988>,<29.370052,203.604319>,<52.024327,246.225187>,
<52.024327,246.225187>,<64.049128,268.848194>,<41.70118,297.425137>,<48.338574,312.312154>,
<48.338574,312.312154>,<53.649802,328.27445>,<74.540584,345.03571>,<83.989847,352.03816>,
<83.989847,352.03816>,<89.921283,357.6913>,<94.89046,368.18094>,<87.378195,370>,
<87.378195,370>,<79.296975,371.23106>,<70.820413,359.97291>,<64.144687,356.4137>,
<64.144687,356.4137>,<54.043162,351.02801>,<35.984247,334.784946>,<30.537635,313.924731>,
<30.537635,313.924731>,<26.703926,300.591398>,<48.76864,266.831082>,<33.224168,238.735738>,
<33.224168,238.735738>,<9.983195,196.729612>,<136.316276,156.655452>,<100.575295,114.360134>,
<100.575295,114.360134>,<79.868569,89.856129>,<94.646315,55.586889>,<61.114229,25.253783>,
<61.114229,25.253783>,<55.454314,22.728483>,<20.575585,17.738756>,<0,14.999983>,
<0,14.999983>,<0.193987,10.732264>,<0.193987,7.953459>,<0,-0.000017>
scale 1/200
}

placing bottom of vase 0.000017 * 1/200 below a zero surface (-0.000000085)

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