diff --git a/README.markdown b/README.markdown
index 99611b9..0d7f2c7 100644
--- a/README.markdown
+++ b/README.markdown
@@ -2,7 +2,7 @@
 	VSCode Notebook :memo:
 </h1> 
 
-**v1.0**
+**v2.0**
 
 VSCode Notebook is an attempt to use VSCode as a complete note taking application. 
 This is a VSCode port of the popular [SublimeNotebook](https://github.com/aviaryan/SublimeNotebook) project.
@@ -28,7 +28,7 @@ The result is this project, a wrapper/idea that converts my text editor, VSCode,
 
 * Fast Search across all notes
 * Hierarchical organization and display of notes
-* Password based encryption for notes
+* Password based encryption for notes (thanks to [pyAES](https://github.com/ricmoo/pyaes))
 * Cloud sync (Dropbox, Google Drive, Box, etc)
 * Periodic git backup (to Github, Gitlab, your own private git server, etc)
 * Markdown based markup and code syntax highlighting
diff --git a/notebook.code-workspace b/notebook.code-workspace
index eaa01a0..16c37fd 100644
--- a/notebook.code-workspace
+++ b/notebook.code-workspace
@@ -16,6 +16,7 @@
 			// release settings
 			// uncommented in the release zip
 			// "vscode_notebook/*.py": true,
+			// "**/vscode_notebook/pyaes": true,
 		},
 		"search.useIgnoreFiles": false
 		// ^ can be removed in production
diff --git a/vscode_notebook/__init__.py b/vscode_notebook/__init__.py
index 50d9486..ac9d577 100644
--- a/vscode_notebook/__init__.py
+++ b/vscode_notebook/__init__.py
@@ -1,2 +1,2 @@
 SETTINGS_PATH = 'vscode_notebook/settings.json'
-VERSION = 1.0
+VERSION = 2.0
diff --git a/vscode_notebook/cryptlib.py b/vscode_notebook/cryptlib.py
index 4e2cdef..aac5d2d 100644
--- a/vscode_notebook/cryptlib.py
+++ b/vscode_notebook/cryptlib.py
@@ -5,7 +5,7 @@
 from getpass import getpass
 from .settings import Settings
 from .message import print_err
-from .pyaes import aes, AESModeOfOperationCTR
+from .pyaes import AESModeOfOperationCTR
 
 
 EXTRA_STR = 'ENCo0D#DT{xTCh$cKe>'
diff --git a/vscode_notebook/settings.py b/vscode_notebook/settings.py
index d5c701d..772e9eb 100644
--- a/vscode_notebook/settings.py
+++ b/vscode_notebook/settings.py
@@ -1,6 +1,7 @@
 import json
 import os
 import time
+from traceback import print_exc
 from subprocess import check_output, STDOUT
 from vscode_notebook import SETTINGS_PATH, VERSION
 from .message import print_err, print_info
@@ -103,13 +104,28 @@ def do_git_push(self):
 			print_err('notebookbackup remote not found')
 			return False
 		# push to remote
-		print_info('Pushing to remote')
 		commit_msg = "auto backup " + str(mins)
-		out = check_output("git add -A && git commit -m \"{}\" && git push notebookbackup master".format(commit_msg), 
-			stderr=STDOUT, shell=True).decode()
-		print_info('GIT LOG:\n\n' + out)
+		# push only if changes
+		out = check_output("git status -s", stderr=STDOUT, shell=True).decode()
+		if not out:
+			print_info('No changes detected, hence skipping git backup')
+			return
+		# save last push min in advance
+		old_mins = self.json['last_git_push']
 		self.json['last_git_push'] = mins
 		self.save_settings()
+		# actual push
+		try:
+			print_info('Pushing to remote')
+			out = check_output("git add -A && git commit -m \"{}\" && git push notebookbackup master".format(commit_msg), 
+				stderr=STDOUT, shell=True).decode()
+			print_info('GIT LOG:\n\n' + out)
+		except Exception:
+			# revert back
+			print_exc()
+			print_err('git push did not happen')
+			self.json['last_git_push'] = old_mins
+			self.save_settings()
 
 	@staticmethod
 	def _find_in_array(item, arr):
diff --git a/vscode_notebook/vscode_notebook.py b/vscode_notebook/vscode_notebook.py
index a1f6dab..2e40839 100755
--- a/vscode_notebook/vscode_notebook.py
+++ b/vscode_notebook/vscode_notebook.py
@@ -18,7 +18,7 @@ def get_first_time_key():
 
 def main():
 	"""
-	Executes Sublime Notebook
+	Executes Notebook
 	"""
 	if not os.path.exists(SETTINGS_PATH):
 		# new case
@@ -42,7 +42,7 @@ def main():
 	else:
 		# get settings
 		sts = Settings()
-		# check SublimeNotebook settings version
+		# check Notebook settings version
 		check = sts.upgrade_settings()
 		if check:
 			print_info('settings.json upgraded to current version')
@@ -82,7 +82,7 @@ def main():
 			if sts.is_git_setup():
 				sts.do_git_push()
 		else:
-			# disable sublime notebook
+			# disable notebook
 			# exit as-is
 			print_info('Notes have been left decrypted')
 			pass