View not_really_written.txt - Chameleon open source boot loader project.

1	$ sudo dd/64/dd if=/dev/rdisk2s2 of=boot1h_out bs=1024 count=1 ; diff boot1h boot1h_out␊
2	1+0 records in␊
3	1+0 records out␊
4	1024 bytes (1.0 kB) copied, 0.00017 s, 6.0 MB/s␊
5	␊
6	(no diff output; files match. Now wait a few seconds...)␊
7	␊
8	$ sudo dd/64/dd if=/dev/rdisk2s2 of=boot1h_out bs=1024 count=1 ; diff boot1h boot1h_out␊
9	1+0 records in␊
10	1+0 records out␊
11	1024 bytes (1.0 kB) copied, 0.000181 s, 5.7 MB/s␊
12	Binary files boot1h and boot1h_out differ␊
13	␊
14	(notice that the data changed without my doing anything.)␊
15	␊
16	␊
17	Maybe something is trying to keep the bootloader from being changed on 4K sector disks? Just a thought.