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redirection to /dev/null

From: Chris Elvidge
Subject: redirection to /dev/null
Date: Wed, 9 Sep 2020 21:55:46 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.2.1 Lightning/5.4

I've recently come across a crontab line:
0 */6 * * *     /usr/bin/modprobed-db store &> /dev/null

I've also read that '&> /dev/null' is outdated and should be replaced with '>/dev/null 2>&1'

True? And exactly why?

Chris Elvidge

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