In the three-hour keynote of Microsoft’s second day of the Build Developer Conference, one of the more amusing highlights was How-Old.net, an age-guessing algorithm that does what it advertises using face-recognition technology. Although the website warned that the demo does not promise complete accuracy, most have been able to get fairly reasonable results.
Others? Not so much.
Nailed it. http://t.co/Mf6PCn5iAW @rwaggoner pic.twitter.com/Fqbb1jYZ54
— Lauren Cunningham (@LaurenSlypig) April 30, 2015
As with most computer algorithms, you can totally game the whole system if you wanted to, and here are a few ways to do it.
The thumb face
Apparently doing disgusting thumb heads shaves 17 years right off your face! http://t.co/B4c3jyvHkm pic.twitter.com/tO7JcPlneK — Meg Lewis (@darngooood) April 30, 2015
The 💜 of EU tech
The latest rumblings from the EU tech scene, a story from our wise ol' founder Boris, and some questionable AI art. It's free, every week, in your inbox. Sign up now!
The innocent infant look
ha! http://t.co/lrFa5v3eD1 apparently thinks my 7 month old son is…. neither 7 months….nor my son. pic.twitter.com/Li1Xfkwjvv
— tristan walker (@tristanwalker) April 30, 2015
The frozen in Carbonite
http://t.co/XUJcyak8uv has difficulty analysing Carbonite. #howold #starwars pic.twitter.com/zYEoZODstH — Rich Boakes (@richboakes) April 30, 2015
The nap time
(As stated above, I am not 13.)
The ancient feature
I think it’s a bit older (a millennium or so) but cool demo! http://t.co/hbvy20iFda #Build2015 #HowOldBot pic.twitter.com/4w7ECQLlQh — Jan Vlnas (@janvlnas) April 30, 2015
The double take
pic.twitter.com/KL5BFhWslE — Steve Kovach (@stevekovach) April 30, 2015
The gender bender
#HowOldRobot thinks Poison is an all-girl band. pic.twitter.com/cxDgocwL92
— Andy Baio (@waxpancake) April 30, 2015
The scream
That’s harsh tho pic.twitter.com/xROe3mx4tp — Derek Mead (@derektmead) April 30, 2015
…not to be confused with Edvard Munch’s ‘The Scream.’ 
The birthday juju
This may be an edge case, but still…. #howOld pic.twitter.com/VdQCiDqhyI — Wolfgang Werner (@0xcafebabe) April 30, 2015
The sexyback
Almost… #Microsoft #howold pic.twitter.com/xpLZrBSZWL
— Mark (@mark3k) April 30, 2015
The photobomb
I always wanted to know more about my photobombers, thanks @ProductHunt @rrhoover pic.twitter.com/pLCVT6U37P
— Sami Smith (@pastelparasol) April 30, 2015
The I’m-so-old-I’m-actually-dead
Being a zombie really ages you. http://t.co/dm3VwRHmwJ #Build2015 pic.twitter.com/Hmpfv6OaZD — Pete Pachal (@petepachal) April 30, 2015
Any other funny ones we missed? Share them in the comments below!
Read next: Everything Microsoft announced at Build 2015: Day 2
Get the TNW newsletter
Get the most important tech news in your inbox each week.