Read|Script|Grammar|PlayAlong
	Read: Instrument.html with arrows for online table-of-contents access to Teachionary IPA feature pages
	      Instrument.pdf printable, has ear+QR-> online Instrument.html but peer-teachable with paper alone
	Script: <script>.html for paper-only mapping from IPA to script elements, on phonetic charts & off, & QR
	      <script>.php QR target, provides navigation to script subset teachionary pages
	Grammar: closed_class, IM(inflectional morphemes), DM(derivational morphemes) each are up to 300 elements
  	     for each Language needing discovery, arrangement, understanding of grammatical roles and meanings, &
	     taught via Teachionaries, paradigms, examples, concordances, and
	     playalong production-with-understanding-in-context
 	Playalong: we are greedy for content, anything publishable, out of copyright,
	     submittable/acceptable/marketable.
	     Ultimately we want all published content to take this form, be published in the TGReader space,
	     so we want it to be easy to publish this way, read this way, but also secure and pay DRM this way
	     in any applicable domain, technology stack, country, etc.

Curricula specs:

baseIPACurr ahaha,auioe,mpbfvw,ntdsz,nyCJSZy,ngkgxG
LXBasicIPACurr should include the sounds of that language or language family or linguistic area
enOrthCurr transform,ea,oo,ou,ow,ough,ei,ie,ch,th,c,g,s,a,e,i,o,u,ai,au,ey,ui,gh,x
enGrammarCurr closed_class inflection prefix suffix list_of_paradigms
enMonoGenCurr for each play the teachionaries for that play or even few turns
LXScriptCurrs devanagari, urdu, (need a skill to add another, then apply it to a couple more, Bengali, Tamil, Thai...
enMonoPlays (age-levelled en-en plays)
allIPACurr all the features
LXGrammarCurr need a skill to develop the sets matching enGrammarCurr in each other language after study of grammar and language teaching texts and MT-training data. 
LX-L2Plays for any given language pair, tgs possibly generated through any internet translational resource
en-L2Plays to learn any L2 from English, the 'S' tier is in L2, the analysis comes down toward English
L2-enPlays to learn English from any L2, the 'S' tier is in English, the analysis comes down toward English
LXMonoPlays playalong in any language LX showing only 'S' tier in LX.

Curricula Consumers may be Non-students:
  Curriculum gatekeeper in US, in India, in the Umma, elsewhere.
  Tourist going anywhere: LXScriptCurr, IPACurr
  SchoolTeacher in LX
  SchoolTeacher in LX approaching en
  SchoolTeacher in LX approaching LY
  Peer Teachers in LX giving literacy
  Tourist going anywhere: LXScriptCurr, IPACurr
  Social media referrer

Curricula Consumers may be students:
|   illiterate preschooler, 1st-grader    : enBasicIPACurr
  | illiterate held-back student or adult : enBasicIPACurr
|   postIPA en orth student               : enOrthCurr
  | postIPA LX orthography/script	  : LXScriptCurr
|   LX learning en intro, closed-class survey, grammar training : enGrammarCurr
  | LX learning en gen ed                 : enMonoPlays (age-levelled)
|   LX learning L2 intro, closed-class survey, grammar training : allIPACurr, LXScriptCurr, LXGrammarCurr, LX-L2 Plays
  | LX learning L2 gen ed                 : LX-L2 Plays
|   dramaphile monolingual en 		  : enPlays
  | dramaphile monolingual LX		  : LXMonoPlays
  | dramaphile LX X L2 	   		  : LX-L2Plays
|   Social media student
|