caleb/TTTT @ 3e3d746c4496a2ed0a04c27cbf584e16cf6b3afc

Caleb Fangmeier 3e3d746c44 Adds introductory presentation		8 年之前
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intro	3e3d746c44 Adds introductory presentation	8 年之前
.gitignore	3e3d746c44 Adds introductory presentation	8 年之前