Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
login
Heliosmaster
53 days ago
|
parent
|
context
|
favorite
| on:
Škoda DuoBell: A bicycle bell that penetrates nois...
I just shout "dreen dreen".. which more or less is the sound a bike bell makes, works anywhere
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search:
