id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	launchpad_bug
560	use validation metadata from other servers to validate this server's data?	zooko		"The Merkle Tree over the shares is stored on each of the {{{N}}} servers.  If a server has the correct share, but its copy of the Merkle Tree over the shares has been corrupted, then the downloader ''could'' download the share and check it using a copy of the Merkle Tree which was downloaded from a different server.

However, currently the downloader stops using a server entirely if it has a corrupted Merkle Tree, so the downloader might fail to download the file since it doesn't try to use the share from the server that has the corrupted Merkle Tree. "	enhancement	new	minor	undecided	code-encoding	1.2.0		preservation availability download