Past Meetup

Grin Mainnet Launch and Ethereum's Constantinople Upgrade

This Meetup is past

23 people went


IMPORTANT: Space at the venue is limited. All are welcome but seating is not guaranteed. If you'd like to reserve your spot and stake your attendance use [Kickback] (

[Grin] ( is an in-progress implementation of the MimbleWimble protocol. Many characteristics are still undefined but the following constitutes a first set of choices:

* Clean and minimal implementation, aiming to stay as such.
* Follows the MimbleWimble protocol, which provides great anonymity and scaling characteristics.
* Cuckoo Cycle proof of work.
* Relatively fast block time (a minute).
* Fixed block reward over time with a decreasing dilution.
* Transaction fees are based on the number of Outputs created/destroyed and total transaction size.
* Smooth curve for difficulty adjustments.

To learn more, read the [introduction to MimbleWimble and Grin] (

* 6:00pm - Arrival and networking
* 6:30pm - Kickback roll call
* 6:35pm - Intro to the [mimblewimble protocol] (
* 7:35pm - What is Grin & State of the nation
* Break
* 8:00pm - What's in store for tomorrow's [Ethereum Constantinople Network Upgrade] (
* 8:45pm - The Great Grin Hype
* 9:15pm - Possible impacts of new PoW chains on old PoW chains
* 9:30pm - Q & A and more networking

Please contact the organizers if you'd like to present a talk

Pizza courtesy of GPU.ONE and Abelian Group :)