======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '226'
                                          'artist'  'Counting Crows'
                                     'text_people'  ''
                                         'release'  'Big Yellow Taxi'
                                           'title'  'Big Yellow Taxi (Feat. Vanessa'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-4', "
 "'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-3']")
                                      'lastfmtags'  "['alternative rock', '90s', 'alternative', 'pop', 'rock']"
                                     'discogstags'  "['rock', 'soft rock', 'southern rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '117.398'
                                             'key'  '4B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Big Yellow Taxi'
'TBPM' (BPM (beats per minute))                     '117.398'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Big Yellow Taxi (Feat. Vanessa'
'TKEY' (Initial key)                                '4B'
'TPE1' (Lead performer(s)/Soloist(s))               'Counting Crows'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'soft rock', 'southern rock']
'TXXX:lastfmtags'                                   ['alternative rock', '90s', 'alternative', 'pop', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.03 dB'
'TXXX:replaygain_track_peak'                        '0.444579'

========================== row from database ==========================
                                              'id'  1356709
                                            'path'  /data/Music/Bulk/00poprockelectronic/Counting Crows/Big Yellow Taxi__MBZ;#Counting Crows;#Big Yellow Taxi;#01;#Big Yellow Taxi (feat Vanessa Carlton).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  226
                                           'genre'  rock-unsorted
                                        'filesize'  9049571
                                           'mtime'  1620389496
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Taxi__MBZ;#Counting Crows;#Big Taxi;#01;#Big (feat Carlton) rock unsorted
                                      'tag_artist'  Counting Crows
                                     'tag_release'  Big Yellow Taxi
                                       'tag_title'  Big Yellow Taxi (Feat. Vanessa
                                             'bpm'  117.398
                                    'search_title'  'big':1 'feat':4,5 'taxi':3 'vanessa':6 'yellow':2
                                   'search_artist'  'counting':1 'crows':2
                                  'search_release'  'big':1 'taxi':3 'yellow':2
                                     'search_rest'  '00poprockelectronic':1 '01':13,16 'big':9,11,14,17 'carlton':20,21 'counting':4,7 'crows':8,10 'feat':18,19 'mbz':3,6 'rock':22 'taxi':2,5,12,15 'unsorted':23
                                    'search_combo'  '00poprockelectronic':12 '01':24,27 'big':1A,9C,20,22,25,28 'carlton':31,32 'counting':7B,15,18 'crows':8B,19,21 'feat':4A,5A,29,30 'mbz':14,17 'rock':33 'taxi':3A,11C,13,16,23,26 'unsorted':34 'vanessa':6A 'yellow':2A,10C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  4B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock', '90s', 'alternative', 'pop', 'rock']
                                        'tag_date'  2002
                                     'discogstags'  ['rock', 'soft rock', 'southern rock']

============================== file details ==============================
                                           'mtime'  1620389495.8077593  (2021-05-07 14:11:35)
                             'size'  9049571