one sketch every 24 h̶̸̶̷o̵̸̷u̶̷̸̷r̶̸̷s̶̸̷d̶̷̸a̶̷̸y̶̷̸s̶̷̸w̵̶̷̸e̶̷̸e̶̷̸k̶̷̸s̶̷̸ months (or so)
This one surprised me at how quickly I was able to draw it. It took approximately 10 minutes to do this. Although its not nearly complete: the tones are minimal and the edges are pretty rough. But it looks pretty good.