available as well as network design so we can use that wonderful research and take it for our advantage so we trained the last layer right of the network and leave everything else intact this means that everything in the visual part of recognizing those pieces recognizing the little bits the principal pieces are already there in place for us so you have a great model you can train it but when you're done you look at your file system and you say wow this model is 84 megabytes I'm trying to put this in a mobile app