### Database Schema:
CREATE TABLE coins (
	id	INTEGER	NOT NULL	PRIMARY KEY,
	name	TEXT	NULL,
	slug	TEXT	NULL,
	symbol	TEXT	NULL,
	status	TEXT	NULL,
	category	TEXT	NULL,
	description	TEXT	NULL,
	subreddit	TEXT	NULL,
	notice	TEXT	NULL,
	tags	TEXT	NULL,
	tag_names	TEXT	NULL,
	website	TEXT	NULL,
	platform_id	INTEGER	NULL,
	date_added	TEXT	NULL,
	date_launched	TEXT	NULL
);

CREATE TABLE historical (
	date	DATE	NULL,
	coin_id	INTEGER	NULL,
	cmc_rank	INTEGER	NULL,
	market_cap	REAL	NULL,
	price	REAL	NULL,
	open	REAL	NULL,
	high	REAL	NULL,
	low	REAL	NULL,
	close	REAL	NULL,
	time_high	TEXT	NULL,
	time_low	TEXT	NULL,
	volume_24h	REAL	NULL,
	percent_change_1h	REAL	NULL,
	percent_change_24h	REAL	NULL,
	percent_change_7d	REAL	NULL,
	circulating_supply	REAL	NULL,
	total_supply	REAL	NULL,
	max_supply	REAL	NULL,
	num_market_pairs	INTEGER	NULL
);

### User's Query:
Which crytocurrency was traded in the highest value on 2016/1/8?

### Extra Knowledge:
traded in the highest value refers to max(volume_24h); on 2016/1/8 refers to date = '2016-01-08'
SELECT T1.name FROM coins AS T1 INNER JOIN historical AS T2 ON T1.id = T2.coin_id WHERE T2.date = '2016-01-08' AND T2.volume_24h = ( SELECT MAX(volume_24h) FROM historical WHERE date = '2016-01-08' )