======================== unified (from filesystem) ========================
                                         'bitrate'  '156.909'
                                        'duration'  '234'
                                          'artist'  'Yeah Yeah Yeahs'
                                     'text_people'  ''
                                         'release'  'Fever To Tell'
                                           'title'  'Rich'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative', 'female vocalists', 'indie rock', 'rock']"
                                     'discogstags'  "['rock', 'new wave', 'punk', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '136.920'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Fever To Tell'
'TBPM' (BPM (beats per minute))                     '136.920'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Rich'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Yeah Yeah Yeahs'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'new wave', 'punk', 'indie rock']
'TXXX:lastfmtags'                                   ['indie', 'alternative', 'female vocalists', 'indie rock', 'rock']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.59 dB'
'TXXX:replaygain_track_peak'                        '0.412935'

========================== row from database ==========================
                                              'id'  1379999
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Yeah Yeah Yeahs/Fever To Tell/MBZ;#Yeah Yeah Yeahs;#Fever to Tell;#01;#Richmp3.mp3
                                         'working'  None
                                         'bitrate'  156
                                    'duration_sec'  234
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  4595142
                                           'mtime'  1638554894
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock MBZ;#Yeah Yeahs;#Fever to Tell;#01;#Richmp3 ifs songwriter indie rock
                                      'tag_artist'  Yeah Yeah Yeahs
                                     'tag_release'  Fever To Tell
                                       'tag_title'  Rich
                                             'bpm'  136.92
                                    'search_title'  'rich':1
                                   'search_artist'  'yeah':1 'yeahs':2
                                  'search_release'  'fever':1 'tell':3 'to':2
                                     'search_rest'  '00poprockelectronic':1 '01':14,17 'fever':9,11 'ifs':19 'indie':21 'indierock':3 'mbz':4,6 'poprock':2 'richmp3':15,18 'rock':22 'songwriter':20 'tell':13,16 'to':12 'yeah':5,7 'yeahs':8,10
                                    'search_combo'  '00poprockelectronic':7 '01':20,23 'fever':4C,15,17 'ifs':25 'indie':27 'indierock':9 'mbz':10,12 'poprock':8 'rich':1A 'richmp3':21,24 'rock':28 'songwriter':26 'tell':6C,19,22 'to':5C,18 'yeah':2B,11,13 'yeahs':3B,14,16
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'female vocalists', 'indie rock', 'rock']
                                        'tag_date'  2002
                                     'discogstags'  ['rock', 'new wave', 'punk', 'indie rock']

============================== file details ==============================
                                           'mtime'  1638554893.5401561  (2021-12-03 19:08:13)
                             'size'  4595142