Instead of sticking a block of concrete to test stresses etc on his new super rocket Elon Musk decided itd be funny to send his first tesla to Mars and let it be up there for millennia . This new rocket is 1000 times cheaper per kg than the space shuttle to put things in space so its a total game changer for space travel/exploration.
Something about those two boosters landing together tail first was spine tingling. Shame the other booster return was more of a sphincter twitch...