Let's see, other plugins:
-Akismet
-Better WP Security
-Black Studio TinyMCE Widget
-Contact Form 7
-CookiesControl
-Disqus Comment System
-Go Daddy Quick Setup
-Google Analytics for WordPress
-Google XML Sitemaps
-Jetpack by WordPress.com
-SpeakPipe - Voicemail for Websites
-Ultimate TinyMCE
-UpdraftPlus - Backup/Restore
-Welcome to WordPress
-WordPress Importer
-WordPress SEO
-WP Crontrol
-WPtouch Mobile Plugin
Yes, many need culling.
I just sent you a text file to your listed personal email (@dw-perspective.org.uk) of today's "Not finished" UPD backup log from about four hours ago. I hope this was fine.
Thanks for the reminder re failed backups won't produce email confirmations.
Thanks.