// OldStream returns the top io.Reader
OldStream returns the top io.Reader
// OldStream returns the top io . Reader
func (acc *Account) OldStream() io.Reader {
	acc.mu.Lock()
	defer acc.mu.Unlock()
	return acc.in
}
func ( acc * Account ) OldStream ( ) io . Reader { acc . mu . Lock ( ) defer acc . mu . Unlock ( ) return acc . in }
OldStream returns the top io.Reader
OldStream returns the top io . Reader