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2019-10-27 14:10 dustin  
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dff = daily fly formations ;d

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2019-10-27 14:11 shredder  
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8-OOOOOOO

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2019-10-27 18:32 Arno  
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a mixed formation! cool!  
  
now these 2 butterflies can use a ffly-taxi to travel to the east and a ffly-bus to travel to the west... :-D

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2019-10-27 19:23 dustin  
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yeah ;d and upwards they can move alone as bnb. only downwards is still not so easy... ;d

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2019-10-27 19:42 Arno  
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downward: the 4 elements plus a correction to the right with the cheapest ffly-taxi! ;-D

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2019-10-27 21:53 dustin  
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ah yes! but this is quite a detour. the bflies still look for something quicker ;d

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2019-10-28 08:09 Arno  
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hmmm. nice challenge.... on the other hand, since we have gravity, going down should not be that hard...   
  
hmmm... ah... got it!  
  
the airdrop with a boulder/diamond should be the quickest! :-)