======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '315'
                                          'artist'  'Lindstrøm'
                                     'text_people'  ''
                                         'release'  "It's Alright Between Us As It Is"
                                           'title'  'Spire'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', "
 "'q-vocals-1']")
                                      'lastfmtags'  "['norwegian', 'space disco', 'electronic', 'minimal', 'disco']"
                                     'discogstags'  "['nu-disco', 'electronic', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '9'
                                            'date'  '2017'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '120.0'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     "It's Alright Between Us As It Is"
'TBPM' (BPM (beats per minute))                     '120.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TDRC' (Recording time)                             '2017'
'TIT2' (Title/songname/content description)         'Spire'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Lindstrøm'
'TPE2' (Band/orchestra/accompaniment)               'Lindstrøm'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '2/9'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['nu-disco', 'electronic', 'pop']
'TXXX:lastfmtags'                                   ['norwegian', 'space disco', 'electronic', 'minimal', 'disco']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.01 dB'
'TXXX:replaygain_track_peak'                        '0.452120'

========================== row from database ==========================
                                              'id'  1530530
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/Lindstrøm - It_s Alright Between Us As It Is/02 Spire.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  315
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  12780034
                                           'mtime'  1621085161
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats It_s 02 electronic th techno minimal or deephouse
                                      'tag_artist'  Lindstrøm
                                     'tag_release'  It's Alright Between Us As It Is
                                       'tag_title'  Spire
                                             'bpm'  120.0
                                    'search_title'  'spire':1
                                   'search_artist'  'lindstrom':2 'lindstrøm':1
                                  'search_release'  'alright':4 'as':7 'between':5 'is':9 'it':1,8 'its':3 's':2 'us':6
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 'beats':5 'deephouse':13 'electronic':8 'harder':4 'house':3 'it':6 'minimal':11 'or':12 's':7 'techno':10 'th':9
                                    'search_combo'  '00poprockelectronic':13 '00techno':14 'alright':7C 'as':10C 'beats':17 'between':8C 'deephouse':25 'electronic':20 'harder':16 'house':15 'is':12C 'it':4C,11C,18 'its':6C 'lindstrom':3B 'lindstrøm':2B 'minimal':23 'or':24 's':5C,19 'spire':1A 'techno':22 'th':21 'us':9C
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['norwegian', 'space disco', 'electronic', 'minimal', 'disco']
                                        'tag_date'  2017
                                     'discogstags'  ['nu-disco', 'electronic', 'pop']

============================== file details ==============================
                                           'mtime'  1621085161.1367233  (2021-05-15 15:26:01)
                             'size'  12780034