[3] Dean Elphick of Happy Mag, described her first EP, "One thing that was evident on that debut was that she already sounded like a confident, established artist.
"[4] In September 2015, she performed a mashup of The Verve's "Bitter Sweet Symphony" and Massive Attack's "Teardrop" for a Like a Version session on Triple J national radio.
She headlined her own tour in support of her fourth EP, Life Ain't Always Roses, which was released on 26 October 2018.
The album was preceding by the singles "Talk Deep" "Flight Path", "Fresh Out of Love", "Maybe It's Me" and "I Wanna Be Here".
[9] In October 2023, after her accounts had been deactivated for over two years, Bester returned to social media to announce that she would no longer be performing as E^ST.
Simultaneously, Bester announced that she had started a new musical project under the name Headaches in collaboration with songwriter and producer Maxwell Byrne – also known as Golden Vessel.