finished the mechanism for setting the language

levels/en_EN/intro/copies

@@ -0,0 +1,42 @@
+title = Making backups
+cards =
+
+[description]
+
+This time, you're making a lot of backup copies - you can look at them by clicking on them!
+
+[congrats]
+
+Okay, this kind of works.
+
+But you're a bit worried that you'll end up with hundreds of copies of this form, and it will be hard to keep track of all of them.
+
+And especially when working with other people, sending copies back and forth doesn't seem ideal.
+
+You can't wait to try these time machines!
+
+[setup]
+
+rm -rf .git
+
+echo "~ Why I want to learn Git ~
+
+(I still need to write this.)" >> form.txt
+
+
+echo "~ Why I want to learn Git ~
+
+- So that I can undo mistakes" >> form2.txt
+
+
+echo "~ Why I want to learn Git ~
+
+- So that I can undo mistakes
+- To track my projects over time" >> form2_final.txt
+
+cp form2_final.txt form2_really_final.txt
+
+[win]
+
+# Add another line to form2_really_final.txt!
+test "$(cat form2_really_final.txt | wc -l )" -ge 5