Secret easter egg for playtesters?

After taking the survey got this as the background

If B - for Bing Maps than coordinates leads there:

If this somehow connected to EA at Chatsworth, Los Angeles, CA (USA), than it's a long road

or just based on the location and clear Little Tokyo area

It could be also just

or 

here:  321 1/4 E 1st Street, Los Angeles, CA 90012

We also can check this one:

A/B seems to be refering to the A/B testing
Or just house location 

But there 329 house

It could be something on menu numbered 210 but menu without numbers:
https://marugamemonzola.com/menu/ 

Maybe just some kind of Meetup in the restaurant or 3 stars Little Tokiyo hotel 😄

New Era
New Season
+System Target + Take the Target

Anyway its all I've found so far