Cube 115 - Too early?

[sixty_something]

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GNUbg says the correct answer is

Spoiler

To my surprise, it is a Double, take. I still don't see the position as being that advantageous for WHITE. I passed on offering a cube, but the equity clearly says cube and it is a clear take. Can anyone suggest a better explanation why this is a good double opportunity?

Cube analysis
0-ply cubeless equity  +0.397 (Money:  +0.371)
  0.631 0.212 0.018 - 0.369 0.114 0.005

Cubeful equities:
1. Double, take         +0.998
2. Double, pass         +1.000  ( +0.002)
3. No double            +0.806  ( -0.192)
Proper cube action: Double, take



Cube analysis
0-ply cubeless MWC  42.29% (Money:  +0.371)
  0.631 0.212 0.018 - 0.369 0.114 0.005

Cubeful equities:
1. Double, take         49.98%
2. Double, pass         50.00%  (  0.02%)
3. No double            47.52%  ( -2.46%)
Proper cube action: Double, take

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Position ID: bE7wATDYZswBMA   Match ID: cAngAFAAIAAA

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