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diff --git a/BernieX200s.jpg b/BernieX200s.jpg
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diff --git a/HarvardHannenbergHall.jpg b/HarvardHannenbergHall.jpg
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diff --git a/HarvardYard.jpg b/HarvardYard.jpg
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diff --git a/User b/User
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+user
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diff --git a/memo/benchmark/btrfs_vs_ext4 b/memo/benchmark/btrfs_vs_ext4
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+=== ext4 on giskard ===
+
+{{{
+/dev/sda7, ext4 + extents,mballoc,data=writeback
+root@giskard:~/src# time cp -a oe oe2 ; time sync
+real    0m33.981s
+user    0m0.452s
+sys     0m4.784s
+
+real    0m7.375s
+user    0m0.004s
+sys     0m0.188s
+}}}
+
+371 / (33.98+7.37) = 8.97 MB/s
+
+=== btrfs on giskard ===
+
+{{{
+giskard:/# time cp -a /home/bernie/src/oe /
+
+real    1m3.186s
+user    0m0.519s
+sys     0m29.894s
+
+giskard:/# mount -o remount,noatime,nodatasum,nobarrier /
+giskard:/# time cp -a oe oe2
+
+real    1m7.247s
+user    0m0.391s
+sys     0m26.580s
+
+giskard:/# time cp -a oe oe2; time sync
+
+real    0m26.838s
+user    0m0.311s
+sys     0m17.783s
+
+real    0m19.898s
+user    0m0.001s
+sys     0m1.977s
+}}}
+
+371MB/(27+20) = 7.89MB/s

diff --git a/portfolio/educational-technologies/alice-review.doc b/portfolio/educational-technologies/alice-review.doc
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diff --git a/portfolio/educational-technologies/alice-review.odt b/portfolio/educational-technologies/alice-review.odt
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diff --git a/portfolio/educational-technologies/alice-review.pdf b/portfolio/educational-technologies/alice-review.pdf
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diff --git a/portfolio/educational-technologies/assessing-constructionist-learning.odp b/portfolio/educational-technologies/assessing-constructionist-learning.odp
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diff --git a/portfolio/educational-technologies/assessing-constructionist-learning.ppt b/portfolio/educational-technologies/assessing-constructionist-learning.ppt
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diff --git a/user/Bernie b/user/Bernie
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+bernie
\ No newline at end of file