======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '165'
                                          'artist'  'Bif Naked'
                                     'text_people'  ''
                                         'release'  'Superbeautifulmonster'
                                           'title'  "That's Life"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-2', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['venom covers; blackpeople; funk italiana']"
                                     'discogstags'  "['rock', 'pop rock', 'hard rock', 'punk', 'new wave']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-rock;mi-guitar-electric'
                                             'bpm'  '89.930'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Superbeautifulmonster'
'TBPM' (BPM (beats per minute))                     '89.930'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-rock', 'mi-guitar-electric']
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         "That's Life"
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Bif Naked'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'pop rock', 'hard rock', 'punk', 'new wave']
'TXXX:lastfmtags'                                   'venom covers; blackpeople; funk italiana'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.26 dB'
'TXXX:replaygain_track_peak'                        '0.343027'

========================== row from database ==========================
                                              'id'  1507235
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Bif Naked/Bif Naked - Superbeautifulmonster (2005)/Bif Naked - Superbeautifulmonster - 05 - That_s Life.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  165
                                           'genre'  ifs-songwriter-rock;mi-guitar-electric
                                        'filesize'  3985766
                                           'mtime'  1642081057
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock (2005) 05 That_s ifs songwriter rock;mi guitar electric
                                      'tag_artist'  Bif Naked
                                     'tag_release'  Superbeautifulmonster
                                       'tag_title'  That's Life
                                             'bpm'  89.93
                                    'search_title'  'life':4 's':2 'that':1 'thats':3
                                   'search_artist'  'bif':1 'naked':2
                                  'search_release'  'superbeautifulmonster':1
                                     'search_rest'  '00poprockelectronic':1 '2005':4,5 'electric':15 'guitar':14 'ifs':8 'indierock':3 'mi':11,13 'poprock':2 'rock':10,12 's':7 'songwriter':9 'that':6
                                    'search_combo'  '00poprockelectronic':8 '2005':11,12 'bif':5B 'electric':22 'guitar':21 'ifs':15 'indierock':10 'life':4A 'mi':18,20 'naked':6B 'poprock':9 'rock':17,19 's':2A,14 'songwriter':16 'superbeautifulmonster':7C 'that':1A,13 'thats':3A
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']
                                      'lastfmtags'  ['venom covers; blackpeople; funk italiana']
                                        'tag_date'  2005
                                     'discogstags'  ['rock', 'pop rock', 'hard rock', 'punk', 'new wave']

============================== file details ==============================
                                           'mtime'  1642081057.1483593  (2022-01-13 14:37:37)
                             'size'  3985766