Revert "delete"

This reverts commit e97025bd3e5cf104fe3b97f86ddfb16cd1a80392.
Revert "Revert "Fail""

This reverts commit 30747f3ffde72e4ba6b2472b3da29767952f457e.
Revert "Revert "failure""

This reverts commit dfe2947ad7bd97f176e89cc1598565436cefa084.
Revert "failure"

This reverts commit 970feb5a77103ba8c009ebef12b65bc82765afee.
Revert "Fail"

This reverts commit 990a644cbb2e009090a627d22b8faa4f2f3d661c.
Revert "Try This Out _ Finding Contour _ Animated"

This reverts commit ec1dbc7a39ee14a97dd7abf4a3c90903123f34e3.