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-rw-r--r--bip-0044.mediawiki3
1 files changed, 2 insertions, 1 deletions
diff --git a/bip-0044.mediawiki b/bip-0044.mediawiki
index 5229435..df6f8e6 100644
--- a/bip-0044.mediawiki
+++ b/bip-0044.mediawiki
@@ -119,7 +119,8 @@ still continue with discovery.
Address gap limit is currently set to 20. If the software hits 20 unused
addresses in a row, it expects there are no used addresses beyond this point
-and stops searching the address chain.
+and stops searching the address chain. We scan just the external chains, because
+internal chains receive only coins that come from the associated external chains.
Wallet software should warn when the user is trying to exceed the gap limit on
an external chain by generating a new address.