Comparing the daily mean and median value of on-chain transactions gives an indication of the extent of organic blockchain use. Comparing the mean-median ratio (MMR) across different Bitcoin forks shows that Bitcoin (BTC) is the least influenced by "whales".

Analysis of the mean and median value of transactions on 5 Blockchains

Sync a Bitcoin node for the first time, quickly, on a spinning disk by moving chainstate to an SSD and symlinking to it.

Sync a BTC node, quickly

Current hardware wallets are technically good but are awkward to use. A good solution would solve the following problems:


Hardware Wallets

Bitnation

The number of unconfirmed transactions on the Bitcoin blockchain spiked in May 2017. Attempting to identify why led to an analysis of several key performance metrics for the network