Added test for Time.now
Gaining karma by learning about_objects

* Many things in Ruby are objects

[#54145811]
Gaining karma by learning about_objects

* convert to strings

[#54145811]
Gaining karma by learning about_objects

* inspect returns a string

[#54145811]
Gaining karma by learning about_objects

* object ids are Fixnums

[#54145811]
Gaining karma by learning about_objects

* every object has a different id

[#54145811]
Gaining karma by learning about_objects

* integers have object id of integer * 2 + 1

[#54145811]
Gaining karma by learning about_objects

* clone is superficial; it creates a new object.

[#54145811]