======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '217'
                                          'artist'  'Ocean Lab'
                                     'text_people'  ''
                                         'release'  '538 Dance Smash Hits - Winter 2002'
                                           'title'  'Clear blue water'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['trance', 'vocal trance', 'progressive trance', 'electronic', 'lush']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '137.946'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     '538 Dance Smash Hits - Winter 2002'
'TBPM' (BPM (beats per minute))                     '137.946'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Clear blue water'
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ocean Lab'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '15'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['trance', 'vocal trance', 'progressive trance', 'electronic', 'lush']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'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'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-3.25 dB'
'TXXX:replaygain_track_peak'                        '0.634805'

========================== row from database ==========================
                                              'id'  1405911
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/538 Dance Smash Hits/538 Dance Smash Hits - Winter 2002/Ocean Lab - Clear Blue Water - 15.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  217
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  5236181
                                           'mtime'  1642340402
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat Blue Water 15 electronic generic or radio dance
                                      'tag_artist'  Ocean Lab
                                     'tag_release'  538 Dance Smash Hits - Winter 2002
                                       'tag_title'  Clear blue water
                                             'bpm'  137.946
                                    'search_title'  'blue':2 'clear':1 'water':3
                                   'search_artist'  'lab':2 'ocean':1
                                  'search_release'  '2002':6 '538':1 'dance':2 'hits':4 'smash':3 'winter':5
                                     'search_rest'  '00poprockelectronic':1 'blue':5 'dance':3 'electronic':7 'generic':2 'or':8 'radio':9 'trapbeat':4 'water':6
                                    'search_combo'  '00poprockelectronic':12 '2002':11C '538':6C 'blue':2A,16 'clear':1A 'dance':7C,14 'electronic':18 'generic':13 'hits':9C 'lab':5B 'ocean':4B 'or':19 'radio':20 'smash':8C 'trapbeat':15 'water':3A,17 'winter':10C
                                    'tag_tracknum'  15
                                      'num_images'  0
                                             'key'  12A
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-3']
                                      'lastfmtags'  ['trance', 'vocal trance', 'progressive trance', 'electronic', 'lush']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642340402.0760808  (2022-01-16 14:40:02)
                             'size'  5236181