======================== unified (from filesystem) ========================
                                         'bitrate'  '281.503'
                                        'duration'  '320'
                                          'artist'  'The Chemical Brothers'
                                     'text_people'  ''
                                         'release'  'Born in the Echoes'
                                           'title'  'EML Ritual'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', 'electronica', 'techno', 'electronic', 'big beat']"
                                     'discogstags'  "['electro', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-beats'
                                             'bpm'  '119.1'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Born in the Echoes'
'TBPM' (BPM (beats per minute))                     '119.1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-beats'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         'EML Ritual'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Chemical Brothers'
'TPE2' (Band/orchestra/accompaniment)               'The Chemical Brothers'
'TPUB' (Publisher)                                  'Virgin EMI'
'TRCK' (Track number/Position in set)               '4'
'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:discogstags'                                  ['electro', 'electronic']
'TXXX:lastfmtags'                                   ['dance', 'electronica', 'techno', 'electronic', 'big beat']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.42 dB'
'TXXX:replaygain_track_peak'                        '0.463841'

========================== row from database ==========================
                                              'id'  1328063
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/the chemical brothers - 2015 - born in the echoes/04 - EML Ritual.mp3
                                         'working'  None
                                         'bitrate'  281
                                    'duration_sec'  320
                                           'genre'  electronic-generic or radio-beats
                                        'filesize'  11285577
                                           'mtime'  1620564513
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats chemical brothers 2015 born echoes 04 electronic generic radio beats
                                      'tag_artist'  The Chemical Brothers
                                     'tag_release'  Born in the Echoes
                                       'tag_title'  EML Ritual
                                             'bpm'  119.1
                                    'search_title'  'eml':1 'ritual':2
                                   'search_artist'  'brothers':3 'chemical':2 'the':1
                                  'search_release'  'born':1 'echoes':4 'in':2 'the':3
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 '2015':8 'beats':5 'born':9 'brothers':7 'chemical':6 'echoes':10 'electronic':11 'generic':12 'harder':4 'house':3 'radio':13
                                    'search_combo'  '00poprockelectronic':10 '00techno':11 '2015':17 'beats':14 'born':6C,18 'brothers':5B,16 'chemical':4B,15 'echoes':9C,19 'electronic':20 'eml':1A 'generic':21 'harder':13 'house':12 'in':7C 'radio':22 'ritual':2A 'the':3B,8C
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-3', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'electronica', 'techno', 'electronic', 'big beat']
                                        'tag_date'  2015
                                     'discogstags'  ['electro', 'electronic']

============================== file details ==============================
                                           'mtime'  1620564512.511964  (2021-05-09 14:48:32)
                             'size'  11285577