<https://www.themodernvocalistworld.com/topic/2016-lift-uppull-back/#comment-23535>
<http://schema.org/text>
"No, you use the tongue to articulate lyrics and consonants as you need to. Your tongue is not sitting there 100% of the time... obvisously.  You press when you are sustaining through open formants/vowels. \n"
<https://www.themodernvocalistworld.com/topic/2016-lift-uppull-back/>