I'm so excited, I just can't fight it. So yes, here's a long, enthusiastic review of Xubuntu 15.04 Vivid Vervet 64-bit edition, tested in a multi-boot Windows 8/10 & Linux setup on a Lenovo G50-70 laptop with UEFI, Secure Boot and GPT, covering live session, install and day-to-day use, including look & feel, network connectivity - Wireless, Bluetooth, Samba, partitioning & slideshow, package management, software updates, default and applications, webcam, multimedia - Flash, MP3, HD video, resource usage, performance, responsiveness, suspend & resume, stability, hardware compatibility with one outstanding bug with the Realtek Wireless card, smartphone support - Android, iPhone, Windows Phone, Ubuntu Phone, new Samba printing, customization, and more. A perfect 10? Looks like it.