======================== unified (from filesystem) ========================
                                         'bitrate'  '92.582'
                                        'duration'  '181'
                                          'artist'  "10'' Black Uhuru"
                                     'text_people'  ''
                                         'release'  'Dimitri - Exotic Soulful & Reggae'
                                           'title'  'Willow Tree'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-LOCALNESS-3', 'Q-SYN-2', 'Q-BUSY-2', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'Q-MIXBEAT-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '135.9'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'Dimitri - Exotic Soulful & Reggae'
'TBPM' (BPM (beats per minute))                     '135.9'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TIT2' (Title/songname/content description)         'Willow Tree'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               "10'' Black Uhuru"
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf58.45.100'
'TXXX:Q-BUSY'                                       '2'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:compatible_brands'                            'isomiso2mp41'
'TXXX:major_brand'                                  'isom'
'TXXX:minor_version'                                '512'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.62 dB'
'TXXX:replaygain_track_peak'                        '0.761061'
'TXXX:youtube'                                      'A60KGdoMgIw'

========================== row from database ==========================
                                              'id'  1499175
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Dimitri/ExoticSoulfulReggae/10__ Black Uhuru - Willow Tree-A60KGdoMgIw.mp3
                                         'working'  None
                                         'bitrate'  92
                                    'duration_sec'  181
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  2099694
                                           'mtime'  1620520528
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm ExoticSoulfulReggae 10__ A60KGdoMgIw loc style reggae or dub or ska or dancehall dub roots and reggae
                                      'tag_artist'  10'' Black Uhuru
                                     'tag_release'  Dimitri - Exotic Soulful & Reggae
                                       'tag_title'  Willow Tree
                                             'bpm'  135.9
                                    'search_title'  'tree':2 'willow':1
                                   'search_artist'  '10':1,2 'black':3 'uhuru':4
                                  'search_release'  'dimitri':1 'exotic':2 'reggae':4 'soulful':3
                                     'search_rest'  '10':2 'a60kgdo':15 'a60kgdomgiw':3 'and':12 'dancehall':10 'dub':8 'exotic':13 'exoticsoulfulreggae':1 'iw':17 'loc':4 'mg':16 'or':7 'reggae':6 'roots':11 'ska':9 'soulful':14 'style':5
                                    'search_combo'  '10':3B,4B,12 'a60kgdo':25 'a60kgdomgiw':13 'and':22 'black':5B 'dancehall':20 'dimitri':7C 'dub':18 'exotic':8C,23 'exoticsoulfulreggae':11 'iw':27 'loc':14 'mg':26 'or':17 'reggae':10C,16 'roots':21 'ska':19 'soulful':9C,24 'style':15 'tree':2A 'uhuru':6B 'willow':1A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-2', 'Q-JZFKS-3', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-2', 'q-other-1', 'Q-BUSY-2', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620520528.0250094  (2021-05-09 02:35:28)
                             'size'  2099694