Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
login
unsignedint
on June 8, 2022
|
parent
|
context
|
favorite
| on:
Ultrasonic Payments
LINE messenger uses similar technology for nearby contact discovery. Here's how it sounds.(Audio transposed to the audible range.)
https://youtu.be/GM4KP-YxKvo
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search:
https://youtu.be/GM4KP-YxKvo