======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '572'
                                          'artist'  'Orbital'
                                     'text_people'  'Paul Hartnoll/Phil Hartnoll'
                                         'release'  'Diversions'
                                           'title'  'Semi Detached'
                                           'quals'  ("['Q-MIXBEAT-2', 'Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'Q-LOCALNESS-1', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', "
 "'q-vocals-1']")
                                      'lastfmtags'  "['electronica', 'idm', 'techno', 'electronic', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '6'
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '130.314'
                                             'key'  '2B'
                                        'acoustid'  '0776cd75-3d81-47d3-8e60-05e3ce6a6027'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Diversions'
'TBPM' (BPM (beats per minute))                     '130.314'
'TCOM' (Composer)                                   'Paul Hartnoll/Phil Hartnoll'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDOR' (Original release time)                      '1994'
'TDRC' (Recording time)                             '1994'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'Paul Hartnoll'], ['producer', 'Phil Hartnoll']])
'TIT2' (Title/songname/content description)         'Semi Detached'
'TKEY' (Initial key)                                '2B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Orbital'
'TPE2' (Band/orchestra/accompaniment)               'Orbital'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'PolyGram Group Canada Inc.'
'TRCK' (Track number/Position in set)               '3/6'
'TSO2'                                              'Orbital'
'TSOP' (Performer sort order)                       'Orbital'
'TXXX:ASIN'                                         'B00004T6UW'
'TXXX:Acoustid Id'                                  '0776cd75-3d81-47d3-8e60-05e3ce6a6027'
'TXXX:BARCODE'                                      '042282852120'
'TXXX:CATALOGNUMBER'                                '422 828 521-2'
'TXXX:MusicBrainz Album Artist Id'                  'f3e2a7d9-c6bb-4848-95e5-04c0a1e2f511'
'TXXX:MusicBrainz Album Id'                         'c0677049-31d5-3c8a-b02f-7e043c006281'
'TXXX:MusicBrainz Album Release Country'            'CA'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'ep'
'TXXX:MusicBrainz Artist Id'                        'f3e2a7d9-c6bb-4848-95e5-04c0a1e2f511'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'idm', 'techno', 'electronic', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.44 dB'
'TXXX:replaygain_track_peak'                        '0.949456'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'745ade64-2095-414e-a5e4-7780856365e2')

========================== row from database ==========================
                                              'id'  239550
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/0synth_and_beat/Orbital/DIVERSIONS/Track No03.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  572
                                           'genre'  electronic-th-techno
                                        'filesize'  13745383
                                           'mtime'  1639842125
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 0synth_and_beat DIVERSIONS Track No03 electronic th techno
                                      'tag_artist'  Orbital
                                     'tag_release'  Diversions
                                       'tag_title'  Semi Detached
                                             'bpm'  130.314
                                    'search_title'  'detached':2 'semi':1
                                   'search_artist'  'orbital':1
                                  'search_release'  'diversions':1
                                     'search_rest'  '0synth':1 'and':2 'beat':3 'diversions':4 'electronic':7 'no03':6 'techno':9 'th':8 'track':5
                                    'search_combo'  '0synth':5 'and':6 'beat':7 'detached':2A 'diversions':4C,8 'electronic':11 'no03':10 'orbital':3B 'semi':1A 'techno':13 'th':12 'track':9
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  2B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-3', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'idm', 'techno', 'electronic', 'ambient']
                                        'tag_date'  1994
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1639842125.010676  (2021-12-18 16:42:05)
                             'size'  13745383