diff --git a/ShellB3/shallbethree.sh b/ShellB3/shallbethree.sh
index 1e6a75277e9111a55c19db84b29a95edaaeb3271..aa509c1d4090405c17fdba033f0a1e09ef7ba7be 100755
--- a/ShellB3/shallbethree.sh
+++ b/ShellB3/shallbethree.sh
@@ -990,12 +990,6 @@ export LIBXMLVER=2.9.9
 export PYPY3VER=6.0.0
 export PYPY3FSVER=3.5
 
-export STACKLESS3VER=364
-export STACKLESS3FSVER=3.6
-
-export PY36VER=3.6.12
-export PY36FSVER=3.6
-
 export PY37VER=3.7.9
 export PY37FSVER=3.7
 
@@ -1034,8 +1028,6 @@ fi
 
 export OPENBLASVER=0.3.13
 export NUMPYVER=1.20.1
-export NUMPYOLDVER=1.19.5
-export NUMPYMACVER=1.18.5
 
 export JASPERVER=2.0.14
 export PYGRIBVER=2.1.3
@@ -1065,8 +1057,6 @@ export GNUREADLINEVER=8.0.0
 export SWIGVER=3.0.12
 export SUITESPARSEVER=5.8.1
 export METISVER=5.1.0
-export SCIPYMACVER=1.1.0
-export SCIPYOLDVER=1.5.4
 export SCIPYVER=1.6.1
 
 # optional packages
@@ -2882,6 +2872,7 @@ if isDarwin ; then
   # scipy explicitly updated to lapack 3.4+, while accelerate is stuck in 3.2
   if isTrue MAC_ACCELERATE_NOOPENBLAS ; then
     export USE_PORTABLE_ACCELERATE=YES USE_PORTABLE_BLASLAPACK=YES
+    oops "Accelerate isn't supported. Stick with OpenBLAS"
   fi
   if isNotTrue USE_PORTABLE_BLASLAPACK ; then
       export SYS_FORBIDDENLIBS="${SYS_FORBIDDENLIBS},libblas,libcblas,liblapack"
@@ -3660,7 +3651,7 @@ mk_apy() {
       elif [ $( nativeOpenSSLVersion ) -ge 102 ] ; then
         mk_py38 "$@"
       else
-        mk_py36 "$@"
+        oops "System doesn't support OpenSSL 1.0.2 or newer"
       fi
     elif [ "${__PYTHON_VERSION}" == 39 ] ; then
       mk_py39 "$@"
@@ -3668,8 +3659,6 @@ mk_apy() {
       mk_py38 "$@"
     elif [ "${__PYTHON_VERSION}" == 37 ] ; then
       mk_py37 "$@"
-    elif [ "${__PYTHON_VERSION}" == 36 ] ; then
-      mk_py36 "$@"
     else
       oops "Don't have rules to build Python version \"${__PYTHON_VERSION}\""
     fi
@@ -3725,15 +3714,6 @@ mk_py38(){
   return 0
 }
 
-mk_py36(){
-  resume_tracker && return 0
-  trimname=py _mk_py "Python3.6" \
-      src/Python-${PY36VER}.t* \
-      Python-${PY36VER} $PY36FSVER "$@"
-  rm bin/python ; ln -s python3 bin/python
-  return 0
-}
-
 mk_py37(){
   resume_tracker && return 0
   trimname=py _mk_py "Python3.7" \
@@ -4161,9 +4141,6 @@ mk_numpy() {
     export BLASLIBDIR="${OPENBLASLIBDIR}" BLAS="${OPENBLAS}" BLASLIB=openblas
     export LAPACKLIBDIR="${OPENBLASLIBDIR}" LAPACK="${OPENBLAS}" LAPACKLIB=openblas
   fi
-  if [ ${NUMPYUSEVER} == ${NUMPYVER} -a ${PYFSVER} == 3.6 ] ; then
-    export NUMPYUSEVER=${NUMPYOLDVER}
-  fi
 
   if isTrue USING_FLANG ; then
     export FLIB=flang
@@ -5009,9 +4986,6 @@ mk_scipy() {
   else
     _find_cots_lib OPENBLAS libopenblas $BASE $COTS_HOME || oops "scipy requires openblas"
   fi
-  if [ ${SCIPYUSEVER} == ${SCIPYVER} -a ${PYFSVER} == 3.6 ] ; then
-    export SCIPYUSEVER=${SCIPYOLDVER}
-  fi
 
   if isTrue USING_FLANG ; then
     export FLIB=flang
@@ -8926,9 +8900,6 @@ mk_ipython() {
   pip_install src/optional/snowballstemmer-*z || oops 'snowballstemmer did not install'
   pip_install src/optional/Babel-*z || oops 'Babel did not install'
   pip_install --no-deps  src/optional/alabaster*z src/optional/Sphinx-${SPHINXVER}.tar.gz || oops 'Sphinx did not install'
-  if [ ${PYFSVER} == "3.6" ] ; then
-  pip_install src/optional/typing-* || oops 'typing did not install'
-  fi
   pip_install src/optional/Whoosh-* || oops 'Whoosh did not install'
     pip_install src/optional/sphinxcontrib-serializinghtml-* || oops "sphinxcontrib-serializinghtml did not install"
   pip_install src/optional/sphinxcontrib-websupport-* || oops "sphinxcontrib-websupport did not install"
diff --git a/ShellB3/src/Python-3.6.12.tar.xz b/ShellB3/src/Python-3.6.12.tar.xz
deleted file mode 100644
index b43adcb9037f0e9cedda0f4091ef28aa19df8814..0000000000000000000000000000000000000000
--- a/ShellB3/src/Python-3.6.12.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:70953a9b5d6891d92e65d184c3512126a15814bee15e1eff2ddcce04334e9a99
-size 17202980
diff --git a/ShellB3/src/numpy-1.18.5.zip b/ShellB3/src/numpy-1.18.5.zip
deleted file mode 100644
index ec954a52c9c3474758986367e554d25d3b4ef942..0000000000000000000000000000000000000000
--- a/ShellB3/src/numpy-1.18.5.zip
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:34e96e9dae65c4839bd80012023aadd6ee2ccb73ce7fdf3074c62f301e63120b
-size 5441636
diff --git a/ShellB3/src/numpy-1.19.5.zip b/ShellB3/src/numpy-1.19.5.zip
deleted file mode 100644
index 3dba392555ed4f55090cad6e2130e780302d6a40..0000000000000000000000000000000000000000
--- a/ShellB3/src/numpy-1.19.5.zip
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:a76f502430dd98d7546e1ea2250a7360c065a5fdea52b2dffe8ae7180909b6f4
-size 7318340
diff --git a/ShellB3/src/optional/typing-3.7.4.3.tar.gz b/ShellB3/src/optional/typing-3.7.4.3.tar.gz
deleted file mode 100644
index 90826091863c39c9e3c434ef8e3622551ea4a464..0000000000000000000000000000000000000000
--- a/ShellB3/src/optional/typing-3.7.4.3.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:1187fb9c82fd670d10aa07bbb6cfcfe4bdda42d6fab8d5134f04e8c4d0b71cc9
-size 78592
diff --git a/ShellB3/src/scipy-1.1.0.tar.gz b/ShellB3/src/scipy-1.1.0.tar.gz
deleted file mode 100644
index 0f44328d551c7a9bc7932e3cbb21c3b7a699836d..0000000000000000000000000000000000000000
--- a/ShellB3/src/scipy-1.1.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:878352408424dffaa695ffedf2f9f92844e116686923ed9aa8626fc30d32cfd1
-size 15583560
diff --git a/ShellB3/src/scipy-1.5.4.tar.gz b/ShellB3/src/scipy-1.5.4.tar.gz
deleted file mode 100644
index e19c0bcb24ed6f995a954443122482dbdd8a615f..0000000000000000000000000000000000000000
--- a/ShellB3/src/scipy-1.5.4.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:4a453d5e5689de62e5d38edf40af3f17560bfd63c9c5bd228c18c1f99afa155b
-size 25237512