Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
login
gbog
on April 7, 2012
|
parent
|
context
|
favorite
| on:
Google Maps Floor Plans
I wonder why we couldn't use sound as a precise indoor positioning system. Each position has a unique reverberation signature.
Consider applying for YC's Summer 2026 batch! Applications are open till May 4
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search:
