updated comment in main.cpp

diff --git a/src/main.cpp b/src/main.cpp
index 802dc539bfad3876a44966e464937b7d00aaa9a8..bb34a1a97ec4e40b5417134d4c590c35168ef805 100644 (file)
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -225,6 +225,9 @@ FIXME: The new optimized map sending doesn't sometimes send enough blocks
 \r
 TODO: Map saving should be done by EmergeThread\r
 \r
+SUGG: Map unloading based on sector reference is not very good, it keeps\r
+       unnecessary stuff in memory. I guess. Investigate this.\r
+\r
 Environment:\r
 ------------\r
 \r