CHG: make the text a bit easier to understand.

tools/mfkey/example_trace.txt

@@ -1,5 +1,4 @@
- +  50782:    :     26
- +  33822:    :     26
+:: TRACE
  +  50422:    :     26
  +     64:   0: TAG 04  00
  +    944:    :     93  20
@@ -11,22 +10,31 @@
  +   1287:    :     a1  e4  58  ce  6e  ea  41  e0
  +     64:   0: TAG 5c  ad  f4  39
 
-:: Sample values
+:: Sample of trace above, 
+./mfkey64 9c599b32 82a4166c a1e458ce 6eea41e0 5cadf439
 
-::         <uid>    <nt>     <nr_0>   <ar_0>   <nr_1>   <ar_1>
-./mfkey32 52B0F519 5417D1F8 4D545EA7 E15AC8C2 dac1a7f4 5ae5c37f  
+-----------------------------------------------------------------------------------------------------
+:: For mfkey32, you want to get two different NR_0/NR_1 values.
+
+::        <uid>    <nt>     <nr_0>   <ar_0>   <nr_1>   <ar_1>
+./mfkey32 52B0F519 5417D1F8 4D545EA7 E15AC8C2 DAC1A7F4 5AE5C37F  
+
+:: For mfkey32v2 (moebius), you want to get two different NT/NT1 values. (like in the SIM commands)
 
 ::          <uid>    <nt>     <nr_0>   <ar_0>   <nt1>    <nr_1>   <ar_1>
 ./mfkey32v2 12345678 1AD8DF2B 1D316024 620EF048 30D6CB07 C52077E2 837AC61A
 ./mfkey32v2 52B0F519 5417D1F8 4D545EA7 E15AC8C2 A1BA88C6 DAC1A7F4 5AE5C37F 
 
+:: for mfkey64, you want to have the AT response from tag.
+
 ::        <uid>    <nt>     <nr>     <ar>     <at>
 ./mfkey64 9C599B32 82A4166C A1E458CE 6EEA41E0 5CADF439
-./mfkey64 52B0F519 5417D1F8 4D545EA7 E15AC8C2 5056e41b
+./mfkey64 52B0F519 5417D1F8 4D545EA7 E15AC8C2 5056E41B
 
+-----------------------------------------------------------------------------------------------------
+New functionality from @zhovner,  
+-----------------------------------------------------------------------------------------------------
 ### Communication decryption
-
-
 RDR	26
 TAG	04 00
 RDR	93 20