diff --git a/2019/sketch_190326a/sketch_190326a.gif b/2019/sketch_190326a/sketch_190326a.gif
index a825727d..d058914b 100644
Binary files a/2019/sketch_190326a/sketch_190326a.gif and b/2019/sketch_190326a/sketch_190326a.gif differ
diff --git a/2019/sketch_190330a/gif_exporter.py b/2019/sketch_190330a/gif_exporter.py
new file mode 100644
index 00000000..51c431df
--- /dev/null
+++ b/2019/sketch_190330a/gif_exporter.py
@@ -0,0 +1,40 @@
+"""
+Alexandre B A Villares http://abav.lugaralgum.com - GPL v3 
+
+A helper for the Processing gifAnimation library https://github.com/extrapixel/gif-animation/tree/3.0
+Download from https://github.com/villares/processing-play/blob/master/export_GIF/unzip_and_move_to_libraries_GifAnimation.zip
+This helper was inspired by an example by Art Simon https://github.com/APCSPrinciples/AnimatedGIF/
+
+# add at the start of your sketch:
+  add_library('gifAnimation')
+  from gif_exporter import gif_export
+# add at the end of draw():
+  gif_export(GifMaker)
+"""
+
+def gif_export(GifMaker,             # gets a reference to the library
+               filename="exported",  # .gif will be added
+               repeat=0,             # 0 makes it an "endless" animation
+               quality=255,          # quality range 0 - 255
+               delay=200,            # this is quick
+               frames=0,             # 0 will stop on keyPressed or frameCount >= 100000
+               finish=False):        # force stop
+    global gifExporter
+    try:
+        gifExporter
+    except NameError:
+        gifExporter = GifMaker(this, filename + ".gif")
+        gifExporter.setRepeat(repeat)
+        gifExporter.setQuality(quality)
+        gifExporter.setDelay(delay)
+        
+    gifExporter.addFrame()
+
+    if frames == 0:
+       if keyPressed and key == "e":
+           finish = True
+                
+    if finish:
+        gifExporter.finish()
+        print("gif saved")
+        exit()
diff --git a/2019/sketch_190330a/sketch_190330a.gif b/2019/sketch_190330a/sketch_190330a.gif
new file mode 100644
index 00000000..1d4b31be
Binary files /dev/null and b/2019/sketch_190330a/sketch_190330a.gif differ
diff --git a/2019/sketch_190330a/sketch_190330a.pyde b/2019/sketch_190330a/sketch_190330a.pyde
index 76e1c5a3..576afd0b 100644
--- a/2019/sketch_190330a/sketch_190330a.pyde
+++ b/2019/sketch_190330a/sketch_190330a.pyde
@@ -1,7 +1,14 @@
+# Alexandre B A Villares - https://abav.lugaralgum.com/sketch-a-day
 from __future__ import division
 from random import choice
 from arcs import poly_filleted
+add_library('GifAnimation')
+from gif_exporter import gif_export
 
+"""
+Oh, the difference a grid makes!
+"""
+SKETCH_NAME, OUTPUT = "sketch_190330a", ".gif"
 SPACING, MARGIN = 100, 100
 X_LIST, Y_LIST = [], []  # listas de posições para elementos
 rad_list = [10, 20, 30, 40]
@@ -44,12 +51,10 @@ def poly_arc_augmented(p_list, r_list):
         if a1 and a2:
             start = a1 if a1 < a2 else a1 - TWO_PI
             arc(p2.x, p2.y, r2 * 2, r2 * 2, start, a2)
-        elif a1:
-            println((a1, a2))
-            ellipse(p1.x, p1.y, r1 * 2, r1 * 2)
         else:
+            # println((a1, a2))
+            ellipse(p1.x, p1.y, r1 * 2, r1 * 2)
             ellipse(p2.x, p2.y, r2 * 2, r2 * 2)
-            println((a1, a2))
 
 
 def circ_circ_tangent(p1, p2, r1, r2):
@@ -73,10 +78,20 @@ def circ_circ_tangent(p1, p2, r1, r2):
         return (line_angle + theta)
     else:
         line(p1.x, p1.y, p2.x, p2.y)
-        return line_angle
+        return None
 
 def mouseClicked():
     create_list()
 
 def keyPressed():
-    saveFrame("s####.png")
+    gif_export(GifMaker, filename=SKETCH_NAME, delay=1200)
+
+# print text to add to the project's README.md
+def settings():
+    println(
+        """
+![{0}](2019/{0}/{0}{1})
+
+[{0}](https://github.com/villares/sketch-a-day/tree/master/2019/{0}) [[Py.Processing](https://villares.github.io/como-instalar-o-processing-modo-python/index-EN)]
+""".format(SKETCH_NAME, OUTPUT)
+    )
diff --git a/README.md b/README.md
index 220b16fa..0d4455ac 100644
--- a/README.md
+++ b/README.md
@@ -23,6 +23,13 @@ Get updates from my sort-of-weekly newsletter: [[sketch-mail](https://villares.o
 
 ## 2019
 
+
+---
+
+![sketch_190330a](2019/sketch_190330a/sketch_190330a.gif)
+
+[sketch_190330a](https://github.com/villares/sketch-a-day/tree/master/2019/sketch_190330a) [[Py.Processing](https://villares.github.io/como-instalar-o-processing-modo-python/index-EN)]
+
 ---
 
 ![sketch_190329a](2019/sketch_190329a/sketch_190329a.gif)
@@ -30,7 +37,6 @@ Get updates from my sort-of-weekly newsletter: [[sketch-mail](https://villares.o
 [sketch_190329a](https://github.com/villares/sketch-a-day/tree/master/2019/sketch_190329a) [[Py.Processing](https://villares.github.io/como-instalar-o-processing-modo-python/index-EN)]
 
 
-
 ---
 
 ![sketch_190328a](2019/sketch_190328a/sketch_190328a.png)