PyTorch installs proprietary binaries by default

docs/README-pytorch.md

@@ -1,5 +1,8 @@
-# Install Anaconda
-Install the Anaconda package manager for Python.
+# Anaconda
+Anaconda is a package manager for Python.
+
+## Install Anaconda
+Install the Anaconda.
 
 * https://www.anaconda.com/rpm-and-debian-repositories-for-miniconda/
 
@@ -10,15 +13,70 @@ install -o root -g root -m 644 conda.gpg /etc/apt/trusted.gpg.d/
 ```
 
 ## Add Anaconda Debian Repository
-echo "deb [arch=amd64] https://repo.anaconda.com/pkgs/misc/debrepo/conda stable main" > /etc/apt/sources.list.d/conda.list
+Add repo:
 
+```
+echo "deb [arch=amd64] https://repo.anaconda.com/pkgs/misc/debrepo/conda stable main" > /etc/apt/sources.list.d/conda.list
+```
+
+Install:
+
+```
 apt update
 apt install conda
+```
+
+## Anaconda Configuration
+Add this to `~/.bashrc`
+
+```
+source /opt/conda/etc/profile.d/conda.sh
+```
 
 ## Anaconda Usage
-source /opt/conda/etc/profile.d/conda.sh
+Test:
+
+```
 conda -V
+```
+
+# PyTorch
+PyTorch is an alternative to TensorFlow.
+
+## PyTorch Installation
+Install PyTorch thusly:
+
+```
+conda install pytorch torchvision cpuonly -c pytorch
+```
+
+# PyTorch Proprietary by Default ?
+The PyTorch command for installation by default installs packages including:
+
+```
+    mkl-2020.0                 |              166       128.9 MB
+    mkl-service-2.3.0          |   py37he904b0f_0         218 KB
+    mkl_fft-1.0.15             |   py37ha843d7b_0         154 KB
+    mkl_random-1.1.0           |   py37hd6b4f25_0         321 KB
+```
+
+It appears that is part of Intel's non-free MKL.
+In fact, MKL is the largest package by far in PyTorch, larger
+than PyTorch itself.
+
+Intel's MKL license:
+
+* https://software.intel.com/en-us/license/intel-simplified-software-license
+
+"No reverse engineering, decompilation, or disassembly of this Software is permitted."
 
 
-# Install PyTorch
+
+So this wasn't installed...
+
+```
+Proceed ([y]/n)? ^C
+CondaSystemExit: 
+Operation aborted.  Exiting.
+```